i been corelin since version 3. 4 was good, but old 3.11 only. 5 and 6 was not able to cut directly to plotter, plotter engine was removed and leased to CO-CUT for 2 yrs. 7 was the best of the REAL CORELS. 8, 9, 10, 11, 12, all were COREL/XARA combination. of those 10 was very stabel and i stil pefer it over X3. X 3 needs fast computer tons of ram or it will be laging when you want to move something....