given all the things in there that Lex had every right to be investigating

AMEN to that. I gotta do a post on this sometime. Clark's secrets do not all belong exclusively to Clark; Lex is deeply involved and has been since he was nine years old, and has every right to investigate the meteor rocks - or, for that matter, the time he could have died. The giant clearly for jerking off photos of Clark are a bit much, but...