If the price tag is the main hurdle, there are better ways to get the software than risking a torrent:

Once you own a major version, all minor updates (e.g., from 8.1 to 8.4) are free . Try - Modartt

In my testing, Pianoteq 8 performed flawlessly on my Mac, with smooth playback and no noticeable lag or latency. The interface is intuitive and easy to navigate, with a clean design that makes it simple to access the features and parameters you need.