Given the number of elites who spend their time on either AI safety or acceleration, they're both probably easily circumscribable since the groups are small.  Just look at the Extropians, I'm pretty sure I could draw some Venn diagrams on the mailing lists that have high overlap. Some of the core desires would also be seen as 'cultist' by outsiders (e.g. focus on immortality/cryonics). The MIRI sex cult stuff notwithstanding, what's more bothersome is the degree to which these people get the ear of people in power.