CME Launches Bitcoin Volatility Futures, Mirroring VIX Model
CME is introducing futures on Bitcoin volatility. Similar approach to CBOE's VIX futures, except based on an index (likely similar to the VIX methodology) derived from option prices on Bitcoin futures, rather than SPX futures. CBOE introduced a similar index $BITVX, recently (but no futures yet), but it is based on the options of an ETF, $IBIT, rather than Bitcoin futures https://t.co/s0xgaSncbK
AI Curation Prunes Legacy Code, Boosts Academic Review
There is a lot of press on the enshittification of the internet via AI, but another dynamic fueled by LLMs is AI-curation. Recently, Linus Torvalds authorized the deletion of 138K lines of code in the Linux kernel. The reason: dealing...
Avoid Gap Fill Losses: Use Puts for Protection
Long ago, when I was working at HP, when my colleagues did this, they were routinely stopped out, often *below* their stop limit. Most stop loss orders become market orders when triggered, so if the price has gapped below...
Rebalancing Works—If Assets Stay Uncorrelated in Downturns
Rebalancing a diversified portfolio is one of the more robust strategies out there. Shannon showed with his “Shannon’s demon” portfolio that periodic rebalancing of two alpha-less investments could make money; the fly in the ointment is that they need to...
GPT 5.5 Underperforms 5.4; Revert via Settings
For my workflow, GPT 5.5 "thinking" is significantly inferior to 5.4. It's not you. You can roll back to previous versions in the configuration settings.
Accessible Guide to Hubble Constant and Cosmic Distance Tools
If you are at all interested in astrophysics, e.g., the Hubble constant, Cepheid variables, type 1a supernovas, this is a great, accessible read by Will Kenney @WKCosmo https://t.co/ZceEPXMakN
GPT‑4o Outshines 5.x in Writing, Not Math
I have definitely noticed this, GPT 4o (may it rest in piece) was a much better writer than the 5.x crowd. Good writing is much harder, and much more subjective to judge than good math...