Security researchers consistently warn that cracked Waveshells are a common vector for malware. Here is what could happen if you run that file:

This denotes . In the early days of digital audio, computers were 32-bit. Today, modern production requires 64-bit systems to access more RAM (memory). If you see "x64," it means this plugin is capable of handling large, memory-intensive sessions without crashing due to memory overflow limits. It is the standard for professional production today.