Spiders don’t bother me. Spider webs creep me out. I can feel them on me the rest of the day if I get into one.
I have a pair of coveralls a spray sock I put on when I have to crawl under the house I hate it.
You probably know this…
Don’t let your flange for your toilet get recessed down into the backer board and the tile. Have seen it Manny times and it’s a pain in the butt. Then you need an oversized wax ring. And it’s hard to get to seal even then.