Yes, it seems the lube is misapplied in a percentage of Creamy Purple Pro switches. Some people report nothing wrong in a batch.
With the latest revisions, it might be solved by now. I think it's a good switch for using in hotswap, for this reason.
With regard to the Greetech Brown coming back, the Comparisons section of the review is very illustrative in terms of other tactiles:
https://www.theremingoat.com/blog/greetech-og-brown-switch-review