Linus does a great job here explaining what the Windows Registry does, check out his video and give Techquickie a follow on YouTube!
TechQuickie covers common monitor defects in this YouTube video. If your in the market for a monitor, this video may come in handy!
In this video Linus explains the differences between the two. Source linked below. Personally I usually recommend high pressure fans as even filters lower the output on some high flow fans.
The guys at Linus Tech Tips released a great video testing radiator fan placement as push, pull and push/pull; not to mention a few "interesting" layouts. Click the video or source link to watch.