reinstallation of solid rocks on reformatted pc

hello i admire your script very much and so eager to buy one.but supposing i installed it on my pc and after some time i reformatted it can i reinstall again solid rocks on the same pc? or can i install it several times on different pc's?

hope to hear from you, thanks!

wow!!!!!!! thats very nice jerome! ill purchase one soon! thank you!!!

oh how about if i uninstall solid rocks from the pc can i reuse the serial to install it again on that same pc?