Earlier quoted context omitted.
What do you mean? The page explicitly states: > cutting ~75% of tokens while keeping full technical accuracy. I have no clue if this claim holds, but alas, just pretending they did not address the obvious criticism, while they did, is at the very least pretty lazy. An explanation that explains nothing is not very interesting.
The burden of proof is on the author to provide at least one type of eval for making that claim.
Nobody has to proof anything. It can give your claim credibility. If you don't provide any, an opposing claim without proof does not get any better.