Pirated VSTs are notorious for causing DAW crashes. There is nothing more frustrating than losing hours of work because an unstable plugin caused your session to close unexpectedly.

Modern Steinberg software uses the Steinberg Licensing system (identity-based), which is much harder to bypass than the old eLicenser dongles. Most "torrents" you find today are either fakes or outdated versions that won't run on modern systems. Better Alternatives to Piracy