What is the fine-grained topic of the following text: I think [Aq_Bi]'s point was about the fact that when you 'buy' a phone handset, you're buying a very locked-down restricted bit of kit, but for the money s/he'd rather by an open sourced based handset, I reckon that's a fine idea. Only return the topic.
Preference for open-sourced mobile handsets over restricted ones