Igor Markov, along with Sat Chatterjee, seem to be pursuing a bizarre vendetta (after Sat failed to take over their project) against the lead authors of the chip placement work, not some sort of intellectually honest critique.
This was covered previously in the press and on social media, with statements from a variety of prominent researchers (e.g.
[1][2][3]).
This was covered previously in the press and on social media, with statements from a variety of prominent researchers (e.g. [1][2][3]).
The code is even available for the Nature paper's method, along with an FAQ: https://github.com/google-research/circuit_training#FAQ
[1] https://twitter.com/ZoubinGhahrama1/status/15122035096467415...
[2] https://twitter.com/JacobSteinhardt/status/15215993404137881...
[3] https://twitter.com/sguada/status/1521587406385807361