The main function of the operating system is to provide an environment to the execution of programs. Thus, an operating system supplies specific services to programs plus the buyers of All those programs. In USD/MAD chart you can do Evaluation and make some choices: hold, sell or invest in https://financefeeds.com/these-are-the-5-best-coins-to-invest-in-right-now-icos-with-100x-potential/