Overclocking is running a component faster than the manufacturer set it to run, and this blog explains it without the usual gatekeeping. Not every processor will take it, so the first job is finding out whether yours can, and the rest turns out to be shorter and less frightening than the reputation suggests.
The other technical posts keep that manner. A piece on cheap domains and hosting works through what you actually need against what gets sold to you. Another asks what a home cinema requires before three dimensional discs are worth owning, and it starts with the television rather than the player, because the disc alone does nothing on its own.
There is a post about computer chairs, which sounds trivial until you have spent a year in a bad one.
Away from the hardware he covers home remedies for acne, written for people who tried the prescribed cream and want to know what else exists, and he weighs online degrees against what they cost in time and in credibility.
Read the overclocking post if your machine drags and you would rather not replace it.