Cracked versions are notorious for crashing during high-CPU tasks (like a 48-hour contest). Community Ethics:
According to community consensus and direct feedback from the developer, a single license allows you to use the software on more than one PC. You do not need to pay twice if you build a new computer; simply re-enter your existing key. cw skimmer registration key
If you're looking for free or open-source alternatives, there are several options available: Cracked versions are notorious for crashing during high-CPU