* remove uop mutability [pr]
* test fixups
* most tests pass
* more tests pass
* lil test fixups
* them too
* fix test
* unneeded
* err, that
* fix test_hcq
* fix test failures
* fix that test
* tensor universe
* does this pass test
* Revert "does this pass test"
This reverts commit ed516b3169.
* Revert "tensor universe"
This reverts commit c21301852a.
* proper spidering for uops
* cleanups
* all tensors
* all tensors
* slow but correct
* fast
* no WeakSet
* faster
* no need for list
* revert that