Is there a WordPress version that is incompatible with PHP 5.3?

The more stat combinations had been asked for, but went nowhere. You can try to poke wordpress.org-related people again about that.

I think anything not coming from someone who has access to that data will be just anecdotal evidence.

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)