The article is definitely about ink not laser toner. As to your assertion, cheap? Wait until the printer is a couple of years old or more. For my Laserjet:

The article is definitely about ink not laser toner. As to your assertion, cheap? Wait until the printer is a couple of years old or more. For my Laserjet: Genuine HP toner from their UK store: £83 each colour, £49-£58 Amazon.co.uk Lots of generics in the £15-£30 range on Amazon, and a couple of sets of 4 at £40.