I think a lot more people use twitter from 3rd party clients, than use facebook from 3rd party clients (As a %). Facebook the website is a lock-in, and a place

I think a lot more people use twitter from 3rd party clients, than use facebook from 3rd party clients (As a %). Facebook the website is a lock-in, and a place that can be easily monetized. Twitter has the complication that for a ton of people, twitter is just the network and not the client. Monetization of a network seems pretty hard to me... far harder than monetizing a client.