Is welding a front diff generally a bad idea? Yes.
Is it really hard on basically the whole front end? Yep.
Can you steer in 4wd? No. Well, you can kinda if you go 3wd by locking only one hub and leave the other freewheeling until you really get into a situation.
Did I end up in an LSD debate that I'm now walking away from given that it's starting to enter keyboard warrior/scat flinging territory? Mmhmm.

Buuut that's not what I'm asking. I don't know as much as I'd like to about this platform specifically, and I was trying to find out if I could do it (as a temporary stopgap solution until I can get my hands on a proper diff at a price that my cheap arse can get down with) without obliterating my CVs in a single season.