Can we Have our laptops switched on for 24 hours all day?

India
October 10, 2009 1:54am CST
Hello guys and gals, please post as to whether we can have our laptops on for all the 24 hours and if there is any disadvantage or harm to the system? Also mention the advantages like running the softwares for paid to surf programs, for example. Thanks i@mhErO!
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