I had this same basic idea, but have not pursued it very aggressively. Part of what kept me from doing much about it is that I don't expect people to want me to

I had this same basic idea, but have not pursued it very aggressively. Part of what kept me from doing much about it is that I don't expect people to want me to be able read their emails to gain some convenience/efficiency. On the other hand, the evidence seems to suggest that people will give up nearly any amount of privacy for a little convenience, so everyone but the sort of people who read HN will probably love it if it works well enough.