Currently they can't both enable IM feature. One of them must not utilize IM. (don't tick "Enable OS Invisible Memory" options if one of them has enabled. FancyCache will automatically check if some known applications have enabled IM feature before it tries to enable IM.) If only one uses ...
The paid editions can be tried for 15 days, and please note that user shall not change the system time, otherwise it might make the trial period expired.
When the trial period has expired, it shows this messages.
A beta test version of FancyCache version 0.2.1.1 is now available for testing. If you have a bit of time, we would very much appreciate it if you could intall it, try out the features, and give us any comments you have. For more details, please refer to http://www.romexsoftware.com/main/products/fa...
Regarding the ReadyBoost on ramdisks, yes, it's a problem that all the cached files are lost every time the computer is shut down...As you said, it is effective only for the current run time.