Hi, On Thu, Jan 8, 2015 at 5:21 PM, Ondřej Čertík <ondrej.cer...@gmail.com> wrote: > On Thu, Jan 8, 2015 at 10:14 AM, Sudhanshu Mishra <mrsu...@gmail.com> wrote: >>> Aaron (and others!), if you agree, I am going to write them to stop >> spamming sympy contributors with this. >> >> +1 >> >> According to the current exchange rates it is less likely but it may create >> problems in future. > > Indeed. > > I thought about it some more and I think there is nothing wrong with > tipping, but it needs to come from a human, i.e. somebody puts the > money in and then they should decide who to give this tip and how > much, based on how much they like the work (just like in a restaurant > how much you liked the service and food, as opposed to the restaurant > simply tipping 10% of your bill automatically). And if there is enough > of such people doing tipping, then I think that could work and not > create problems for our community.
There's a lot of data on the destructive effect of piecewise reward on performance of interesting tasks; see [1] for a review, [2] for a meta-analysis and [3] for a 20 minute TED talk, Matthew [1] http://www.alfiekohn.org/punished-rewards/ [2] http://psycnet.apa.org/journals/bul/125/6/627. [3] http://www.ted.com/talks/dan_pink_on_motivation?language=en -- You received this message because you are subscribed to the Google Groups "sympy" group. To unsubscribe from this group and stop receiving emails from it, send an email to sympy+unsubscr...@googlegroups.com. To post to this group, send email to sympy@googlegroups.com. Visit this group at http://groups.google.com/group/sympy. To view this discussion on the web visit https://groups.google.com/d/msgid/sympy/CAH6Pt5o4AWxe%2BebeZNbJnHdAaE3JP03iZYLz%3DZWdByb7pCd90A%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
