Exactly - my "autistic unload" is not really that interesting, and it's hard to be my friend. All while I am having a hard time to understand and process their situation and FEEL something about it. Got to keep myself off calling people just because they expressed interest in something I did or said at some point. If I called the last 2 or 3 times, it's time for them to make a move.
Pair that with various coping characteristics developed through decades, and I can be an annoying friend at times.

I got it done, so here is the best advice I can give: