Longer invite emails bulked out with the same Riot/Matrix text to fix https://github.com/vector-im/riot-web/issues/2547

res/invite_template.eml

@@ -20,11 +20,21 @@ link below to join via Riot (requires Chrome, Firefox, Safari, iOS or Android)
 
 https://riot.im/app/#/room/%(room_id)s?email=%(to_forurl)s&signurl=https%%3A%%2F%%2Fmatrix.org%%2F_matrix%%2Fidentity%%2Fapi%%2Fv1%%2Fsign-ed25519%%3Ftoken%%3D%(token)s%%26private_key%%3D%(ephemeral_private_key)s&room_name=%(room_name_forurl)s&room_avatar_url=%(room_avatar_url_forurl)s&inviter_name=%(sender_display_name_forurl)s&guest_access_token=%(guest_access_token_forurl)s&guest_user_id=%(guest_user_id_forurl)s
 
-Matrix.org is an open standard for interoperable communication: supporting group
-chat, file transfer, voice and video calling, integrations to other apps, bridges
-to other communication systems and much more.
 
-thanks,
+About Matrix:
+
+Matrix.org is an open standard for interoperable, decentralised, real-time communication
+over IP, supporting group chat, file transfer, voice and video calling, integrations to
+other apps, bridges to other communication systems and much more. It can be used to power
+Instant Messaging, VoIP/WebRTC signalling, Internet of Things communication - or anywhere
+you need a standard HTTP API for publishing and subscribing to data whilst tracking the
+conversation history.
+
+Matrix defines the standard, and provides open source reference implementations of
+Matrix-compatible Servers, Clients, Client SDKs and Application Services to help you
+create new communication solutions or extend the capabilities and reach of existing ones.
+
+Thanks,
 
 Matrix
 
@@ -106,12 +116,21 @@ or iOS or Android on mobile.)</p>
     href="https://riot.im/app/#/room/%(room_id)s?email=%(to_forurl)s&signurl=https%%3A%%2F%%2Fmatrix.org%%2F_matrix%%2Fidentity%%2Fapi%%2Fv1%%2Fsign-ed25519%%3Ftoken%%3D%(token)s%%26private_key%%3D%(ephemeral_private_key)s&room_name=%(room_name_forurl)s&room_avatar_url=%(room_avatar_url_forurl)s&inviter_name=%(sender_display_name_forurl)s&guest_access_token=%(guest_access_token_forurl)s&guest_user_id=%(guest_user_id_forurl)s">Join the conversation.</a>
 </p>
 
-<p>Matrix.org is an open standard for interoperable communication: supporting group chat, file
-transfer, voice and video calling, integrations to other apps, bridges
-to other communication systems and much more.</p>
+<br>
+<p>About Matrix:</p>
+
+<p>Matrix.org is an open standard for interoperable, decentralised, real-time communication
+over IP, supporting group chat, file transfer, voice and video calling, integrations to
+other apps, bridges to other communication systems and much more. It can be used to power
+Instant Messaging, VoIP/WebRTC signalling, Internet of Things communication - or anywhere
+you need a standard HTTP API for publishing and subscribing to data whilst tracking the
+conversation history.</p>
 
+<p>Matrix defines the standard, and provides open source reference implementations of
+Matrix-compatible Servers, Clients, Client SDKs and Application Services to help you
+create new communication solutions or extend the capabilities and reach of existing ones.</p>
 
-<p>thanks,</p>
+<p>Thanks,</p>
 
 <p>Matrix</p>
                 </td>

res/invite_template_vector.eml

@@ -26,10 +26,31 @@ to other communication systems and much more.
 Please note that you will need to use Chrome, Firefox or Safari on the web, or
 iOS or Android on mobile.
 
-thanks,
+Thanks,
 
 Riot
 
+
+About Riot:
+
+Break through - Riot allows teams to communicate across a wide range of collaboration
+apps. If some team members use Riot while others use IRC, Slack or Gitter, Riot will
+allow these team members to seamlessly work together. Riot offers the richest
+network of communication bridges.
+
+Own Your Own Data - No one should control your communication and data but you. Riot
+lets you run your own server, and provides users and teams with the most advanced
+crypto ratchet technology available today for a decentralized secure Internet.
+
+Open Source - Riot is entirely open source: all the code is published on GitHub
+(Apache License) for anyone to see and extend. This means teams can customize or
+contribute to the code and everyone can benefit from the speed of community innovation.
+
+Made on Matrix - Riot is built on top of Matrix. Matrix is an open network for secure,
+decentralized communication delivering a community of users, bridged networks,
+integrated bots and applications plus full end-to-end encryption. To learn more about
+Matrix visit https://matrix.org.
+
 --7REaIwWQCioQ6NaBlAQlg8ztbUQj6PKJ
 Content-Type: multipart/related;
 	boundary="M3yzHl5YZehm9v4bAM8sKEdcOoVnRnKR";
@@ -121,9 +142,31 @@ to other communication systems and much more.</p>
 <a href="https://www.apple.com/safari">Safari</a> on the web,
 or iOS or Android on mobile.</p>
 
-<p>thanks,</p>
+<p>Thanks,</p>
 
 <p>Riot</p>
+
+<br>
+<p>About Riot:</p>
+
+<p><em>Break through</em> - Riot allows teams to communicate across a wide range of collaboration
+apps. If some team members use Riot while others use IRC, Slack or Gitter, Riot will
+allow these team members to seamlessly work together. Riot offers the richest
+network of communication bridges.</p>
+
+<p><em>Own Your Own Data</em> - No one should control your communication and data but you. Riot
+lets you run your own server, and provides users and teams with the most advanced
+crypto ratchet technology available today for a decentralized secure Internet.</p>
+
+<p><em>Open Source</em> - Riot is entirely open source: all the code is published on GitHub
+(Apache License) for anyone to see and extend. This means teams can customize or
+contribute to the code and everyone can benefit from the speed of community innovation.</p>
+
+<p><em>Made on Matrix</em> - Riot is built on top of Matrix. Matrix is an open network for secure,
+decentralized communication delivering a community of users, bridged networks,
+integrated bots and applications plus full end-to-end encryption. To learn more about
+Matrix visit https://matrix.org.</p>
+
                 </td>
                 <td> </td>
             </tr>