Thanks a lot - I have options with backup arguments to make my best choice. I appreciate all the input!
http://whois.domaintools.com/don-o.comAgain, it costs only about $10 a year to register something like one of these, and much less than $10 per month to get a hosting provider who would give you many, many gigabytes to store your most important files.
http://whois.domaintools.com/don-o.net
http://whois.domaintools.com/don-o.org