ah sarcasm - you mean we can use sarcasm! why was I not told
on a more serious note:
Bob - I am a supporter of mac's white, I've also had it since way back when - and yes it could well be the best of the bunch for removing white.
Mehdi genuine has the advantage you are not limited to white - you can erase any single color value, but you need to adjust the settings to avoid 'fringe'
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