Hi,
If I do -

('A'..'Z').include?('AA')

It returns "true", while

('A'..'Z').to_a.include?('AA')

(of course) returns "false". Is it intentional or possibly a bug?
I'm using ruby 1.8.7 (2010-01-10 patchlevel 249) [x86_64-linux] on
Ubuntu 10.04 x64