compatible

I have a very simple question, which I have somehow successfully confused myself over. So I'm hoping one of you guys might know the answer to. A couple of years ago I had a set of custom cables made specifically for my Corsair AX860 (non-i version) PSU. The cables were made to order by...

I have a Brother MFC-J5335DW multi-function inljet printer which cost under £100 a few months ago. It reports that the ink level is getting low - despite the fact that I haven't done much printing. A "genuine" Brother cartridge multipack costs a massive £86+. A compatible multipack costs about...