TL;DR: An ultra-rare Intel Pentium Extreme Edition 980 engineering sample, clocked at 4.0GHz, surfaced on Reddit, sparking interest as a possible employee loaner chip. This unreleased NetBurst ...
A slightly bent motherboard under a P4 CPU HSF is normal. It's due to the high force that is used to hold the HSF to the CPU, which is one of the things that helps to cool those HOT Prescotts.