As long as you control the domain, that's really not very scary. Use IMAP so you always have a copy of your own mail on a computer somewhere, even if you also c

As long as you control the domain, that's really not very scary. Use IMAP so you always have a copy of your own mail on a computer somewhere, even if you also choose to access it over webmail/Gmail/whatever. If some provider shuts you down, open up somewhere else and you're back as fast as DNS caches expire. Running your own POP/IMAP server is simple, running your own SMTP server and keeping delivery reliable creates a bunch of extra work.