User blog comment:MisterWoodhouse/The first migrations to the Unified Community Platform/@comment-33378348-20200813000131/@comment-1869454-20200813022847

Wiki activity is gone. So's multi-upload with summary. And link completion. And the audio player, and my toolbox extensions...

And indeed, the new editor is terrible. Why something this slow and unreliable was deemed an "upgrade" is beyond me - I seem to have a fifty/fifty chance of getting a server error when attempting to get a page preview out of it.

Error loading data from server: Failed to connect.

Error loading data from server: Failed to connect.

Error loading data from server: Failed to connect.

Error loading data from server: Failed to connect.

The march of progress...