DeepBlueV7.X

That might fix it?

This isn't really part of the matrix specification, so I am reluctant to support it, but I guess proper forwards are not in the spec yet.

We can only fix that after the qt6 migration.

Seems to be on the right track to me, I just found some minor nits or pieces we could discuss, I guess :3

Looks good for me so far. If you fix the CI, I think we can merge it :3

Hm, I think you messed up the rebase

Looks good to me, thank you so much!

You can still reuse the media when going unencrypted -> unencrypted, unencrypted -> encrypted and encrypted->encrypted. It however breaks other clients when going encrypted->unencrypted, especially if they don't support encryption...

Please comment on some line of the MSC, since otherwise the discussion is hard to follow, since you don't get threads!

@Kreyren Please open comments on specific lines, so that you can get a reply inside a thread. Also, there is an alternative MSC, which has those features: matrix-org/matrix-spec-proposals#2545 and is...