The benefits outweigh the disadvantages. Who spends a lot of time at the computer and who is worried about the aching brush by the end of the working day, I definitely recommend it. Got pros: The brush does not get tired, does not strain, does not hurt even with very long use. The ability to use on any surface, since in fact the trackball does not need a surface. Fans of piloting a PC on the bed will be very suitable. Very ergonomic. The most comfortable ergonomics among computer mice. Has some cons: Price. The ball collects dirt very quickly, you have to clean it often.
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