I agree it matters in this case, but it doesn't matter whether we use the word "contrarianism" vs. tabooing it.
Also, your summary assumes one of the points under dispute: whether it's possible to be good at arriving at true non-mainstream beliefs ('correct contrarianism'), or whether people who repeatedly outperform the mainstream are just lucky. 'Incorrect contrarianism' and 'correct-by-coincidence contrarianism' aren't the only two possibilities.
Ok, so to summarize:
1a. If you believe futurists have more expertise on the future, then they are more likely to be correct about cryonics.
1b. If you believe expertise needs tight feedback loops, they are less likely to be correct about cryonics.
1c. If you believe futurists are drawn towards optimistic views about they future, they are less likely to be correct about cryonics.
2.These people are contrarians
2a. If you believe they have a "correct contrarian cluster" of views, they are more likely to be correct about ...
If it's worth saying, but not worth its own post (even in Discussion), then it goes here.
Notes for future OT posters:
1. Please add the 'open_thread' tag.
2. Check if there is an active Open Thread before posting a new one. (Immediately before; refresh the list-of-threads page before posting.)
3. Open Threads should be posted in Discussion, and not Main.
4. Open Threads should start on Monday, and end on Sunday.