You can now place files in ~/Templates and they will appear as templates in the “Create New…” menu that appears in various places [...]
That's absolutely great! Last time I tried to put something to show up in those menus was a tricky process (and a bit frustrating, too, as I remembered at that time with Windows 98/XP it was easier than that) and in the next minor Plasma update they were gone, so never bothered again. It's like at least 10 years too late, but thankfully they remembered about that.
Pretty sure that's the kind of updates people would like to see more often