The funny thing is, I sometimes get the impression that some people outside of the field think that there's some element of security that we have in working on a theory that hasn't made any predictions that can be proven false. In a sense, we're working on something unfalsifiable.
My last public performance for money was in 1967. For free, it was 1972, with the exception of two little one-shot, one-song things. But that's just for friends, out of friendship for the people involved, and also because it was fun.
We must remember that as the centuries go by, time will pass.
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