[wpietri]

It's a downside if it leads to general non-adoption, either directly or because a competitor with a different license gets the market share.

I'm all for the moral stance, but moral purity in a vacuum is essentially irrelevant. Effective morality is about impact on the world. A morality that's only about the good feelings of the purist is sterile self-indulgence.

[sjwright]

Precisely. And even RMS has been known to agree with that principle.

http://lwn.net/2001/0301/a/rms-ov-license.php3