Further reading: Survive until 2025, the Chinese economic black hole and RTX in trouble

Plus, most shorted stocks, black hole videos, and a new crisis in Syria

Summer is finally over (though we might get an India late summer this week), which means we’re back to the thrice-weekly letters. Please note, though, that I am away, in lovely Venice, for the week commencing Monday, September 30th, and there will be no letters that week.

Who’s shorting who in the London market: New analysis from GraniteShares, a global …