Trabajando cada día no ha sido fácil, pero creo que es un buen vídeo y puedo estar a la altura y dar la talla. Copyright Disclaimer under section 107 of the Copyright Act of 1976, allowance is made for “fair use” for purposes such as criticism, comment, news reporting, teaching, scholarship, education and research. Fair use is a use permitted by copyright statute that might otherwise be infringing
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