What is 2000s club night if not an immersive historical re-enactment?

Define "legitimate".

If you want to go for comedic reenactment, Saturday Night Live does it for events within a week.

I feel like I've been historically recreating the previous day for the past few years.

The assault on the Capitol

There is no hard line, just what you yourself would feel silly reenacting.

So just brush the dust off that office beige PC and CRT monitor and have a lan party with your friends.

I reenact all of the stupid things I said during the day at 3am. Does that count?

The hard line is the 1st of Januray 1970

I reenacted what I did yesterday, today.

go to work. show up to meetings. jerk it. food. sleep.

I can re-enact a person sleeping

Isn't the When We Were Young festival just 90s reenactment?

TV Movies of the week reenact things have happpened months ago..

If we're talking re-enacting the way the folks who wear historish costumes and blank-fire muskets at each other mean it, then the cutoff is "whatever the last war was fought locally and then ended."

If you mean it the way the folks who wear even sillier costumes, drink, and walk around with swords mean it, then the cutoff is "whenever the clothes we want to wear were last plausibly worn."

If you mean it the way a TV reporter, producer, or academic might mean it, however, there's no cutoff beyond "isn't happening now.". (There's a famous story about someone who won the lottery after playing on a whim, was egged on by a reporter to re-enact buying the ticket, and won again.)

Cooking without any mechanical or electrical tools (including stove)

20 years is the unofficial date history starts.

I've spent the last few days reenacting the Chicago Bears @ Philadelphia Eagles game. So, pretty new, I think?

The entire 1980s? I’m not sure anyone could.