I'll bite..
Answer #1
Part #1: The early legal battle, USL v. BSDi.
Part #2: 386BSD wasn't around when Linus first created Linux, he's openly stated that if it had of been.. Linux wouldn't have existed.
Answer #2:
Part #1: Because Adobe/Macromedia Flash is a useless piece of trash, and they know it.
Part #2: Their internal statistics seem to indicate BSD is used by a small percentage of people.
Answer #3:
Part #1: They are obsessed with GNU, the existence of non-viral free software threatens their religious belief structure.
Part #2: Rock dwellers, they choose not to explore other alternative Unix-like operating systems.
Answer #4:
Part #1: You are questioning the decision to use BSD, the dark side is luring you.
Part #2: Secretly you're a GNU spy trying to steal our Megabytes.
Hope that helps.