It's along the lines of tuner / or like vaultdweller said tinkerer.
The name is from late 90's. It started as World of Tweaking when overclocking and tuning your pc was seen as destroying your hardware and hacking the plannet (31337 H4X0R).
Site started somewhere 1997 and 1999 or so. By now it's a very common site in the Netherlands to check hardware and software related stuff, especially since every computer related shop has a presence in the pricewatch the website offers for the Dutch and Belgian market.
The website is extremely comparable to Tom's Hardware website.