1) I don't see why members should be forced to disclose their usernames in their profiles, some people may not want to.
2) I think the system of announcing passwords by PM works well, and I don't think invitations are necessary. Even the PM system involves a fair bit of work for Bob, a lot of forums just post the password for all members to see.
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"You shouldn't let the strength of your hand affect the size of your raise. A tough poker game is like real estate.
The three most important factors in deciding how much to raise are: Location, location, location."
Chris Ferguson
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