Topaz fixes critical bugs frequently. If you rely on a preactive v7.14 crack, you cannot upgrade to v7.20 (which has vastly improved video upscaling) without breaking the activation.
If $99 is out of budget, consider these legitimate alternatives:
Older versions relied heavily on the "Standard" and "Low Resolution" models. v7.14 introduces an enhanced "Recovery v2" algorithm. It is specifically tuned for high-compression JPEGs. If you download an image from Facebook or Twitter (saved with artifacts), v7.14 does not just smooth the noise—it reconstructs the original texture pattern.
You will not receive official model improvements or bug fixes. Recommendation: