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i guess the evolution of tablets is in progress but in order the tablets to reach every user they to do be compabilitable with different gadegts so everyone can use and tablets software needs to be stable as after a while the touch screen wont work,so need to resolve those problems in order the tablet to succed the current market.suppose if i want to buy a tablets i will think what if the tablets will give me problem,it might be waste of money ?? things like that