Had a crank weigh in on an old blog post I wrote titled "How much does a photon weigh?" and that's as good an excuse as any to share it again: https://skullsinthestars.com/2016/10/01/how-much-does-a-photon-weigh/
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@drskyskull Nice article! It's always funny to me when crank commenters are like "let now explain this mysterious fact (which the article in question just explained much more convincingly)!" 
