I absolutely wouldn't pay for more than ~5 years of service at any given time. That said, a model like NearlyFreeSpeech.net would make a lot of sense -- pay-as-

I absolutely wouldn't pay for more than ~5 years of service at any given time. That said, a model like NearlyFreeSpeech.net would make a lot of sense -- pay-as-you-go out of a fund that you keep putting money into.