www.bricklin.com/speeches/c-of-c/donations.htm
(c) Copyright 2001 Daniel Bricklin
Donations
Different classes of donations to the database
Breath, depth, access, updates, testing
Initial value of donation
Decay of donation value over time
Does donation benefit all users or just attract a single contingent of users?
Result of passion or side-effect of normal use?
Change in rate of donation over time
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