The OP was too unsophisticated in their analysis(as is TFA), no doubt. But I'm not too interested in what OP said or who was wrong or not, and rather more interested in finding what's right.
As someone very clever once said, welcome to the end of the thought process.
We've established that:
1. It doesn't repeat entire games when the games go long enough
2. It does repeat a lot of opening theory
3. It seems to repeat common, partially position independent tactical sequences even when they're illegal or don't work tactically.