Marvel Cinematic Universe upcoming releases, per D23 [I think it was, I found them on the Facebook MCU page]. Some have exact dates, some have partial dates, some have none. But they are all in process to the point they had logos. "[series]" means it will be released on Disney+.
WandaVision - [series] - 210115
Is that a date?
Sorry.

I'm so used to using my own date code (that I use on computer files to keep them in the order created) that I just automatically use them as shorthand whenever taking down dates.
I think it might be European for January 15, 2021?
Pak is right, the date code is: YYMMDD The reason the unknown ones are split with a space [e.g. ?? ?? ?? or 22 ?? ??] is because this site's software turns three question marks in a row into the smiley:
