E-commerce giant Amazon’s Prime Video has started streaming limited ads alongside its shows and movies to US subscribers from Monday, with more countries soon to follow. To get rid of the commercials, the subscribers are asked to pay an additional $2.99 per month, in addition to the current plan of $14.99 per month, or $139 annually. Last year, Amazon informed the decision in a mail stating, “This will allow us to continue investing in compelling content and keep increasing that investment over a long period of time.” It added that, “We aim to have meaningfully fewer ads than linear TV and oth…