It should be obvious that the proper reaction to "Charity sucks" is to find a non-sucky charity; even if none exists (which the argument doesn't say!) then do something guaranteed to help more than harm, like covering random strangers' medical expenses. Anyone who uses it not to give to charity is insincere or very stupid. And I've never heard anyone say "Aid hurts, therefore I buy video games instead", whereas I've heard lots of people say "You shouldn't say 'Aid hurts', because people will use it as an excuse to buy video games instead".
I'd assume that arguments suggesting medical spending doesn't help would apply to covering a stranger's medical expenses: e.g. increasing prices, encouraging continuing unhealthy behaviour, whatever.
And people don't often declare they're not giving to charity, so your second point is hard to test. But people often use the fact that aid isn't always effective as a reason to oppose or believe in reduction in government spending on aid (last week's Question Time in the UK is a case in point). It's used to muddy and close off a line of thought, just like 'well...
Today's post, "Can't say no" Spending was originally published on 18 October 2007. I decided to include it based on feedback in the open thread. It is a very short entry so there is no real need for a summary:
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