Again, if Amazon just said "hey you get £10 off your Kindle purchase if you subscribe to our newsletter", would that be any better?

>>why would they need to make a version where you got ads on top of that

Gee, to make a device cheaper for you.

>>I guess if we follow your logic they could build phones, consoles and TVs with ads too

I mean....yes. I'm just surprised this hasn't happened already.