Detailed Instructions: Given an Amazon review, indicate whether it is a 'Positive Review' or 'Negative Review'.
Q: Good Keyboard, never owned a mechanical, I have owned plenty of other high end keyboards, Logitech G15,G19 Razer Etc. They all typically fail within 2 years and found that the Ryos Mouse was of good quality and their keyboard sure has not disappointed me as of yet. Thanks again Roccat!
A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Positive Review