I adored Pegasus for a very long time in the 90s with a POP3 backend and then UW-IMAP running on various SUN boxes. It eventually got overtaken by Thunderbird b

I adored Pegasus for a very long time in the 90s with a POP3 backend and then UW-IMAP running on various SUN boxes. It eventually got overtaken by Thunderbird but I'll always remember its speed and power compared to the horror of console email at one extreme and Outlook at the other extreme.