Enhancements to the standard IBM Lotus Notes 6.5/7.0/8.x mail template.
When you choose Reply Other->Reply->Reply without attachments, it actually does a "Reply All" adding all recipients. Dangerous as it's difficult to notice this if you respond quickly. All other options under Reply Other->Reply do limit the response only to the sender.
Good catch! The behavior identifed is in fact the case. Ben Rose has this been fixed in the next build? Bruce http://www.bruceelgort.com