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Why 'free' proprietary software will always end in tears
(davelane.nz)
This is a most excellent place for technology news and articles.
Idealistically and realistically: Totally and absolutely cool. If anything, they have a moral imperative to keep the project going, since there are users that depend on it, and doing that requires money. As such, people will need to be informed of how to contribute, so a pop up doing just that is a good way to achieve this. Why would this not be ok, even idealistically?