From my experience this is a very Indian thing.

Fast inverse square root?

This is what I use too. Also using the provided dynamic dns server just makes this dead simple and has been working for years. Is there a good reason to switch?

It’s a box of unassembled weapon parts.

The cynical in me tells me this was Musks plan all along and had been coaxing Spez to get him to implode Reddit to take off heat from this move.