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Works as advertised Rated 4 out of 5 stars
However, it could benefit of some improvement. One would be to provide an indication of memory usage (even in the tip as Memory Restart extension does). Second, if it really works only by clearing caches, it could also do Cycle/Garbage collection the samw way as it is done by the buttons on the about:memory page. Since the code for it is in that page, it should be trivial to implement (if it isn't implemented already).