Mary Meeker's 2015 Internet Trends report highlights significant growth in internet and mobile phone usage, noting that global internet users increased from less than 1% to 39% of the population between 1995 and 2014. It emphasizes the slowing growth rates of new users and smartphone subscriptions, as well as the transition to mobile advertising, which is steadily gaining share in total ad spend. The document also outlines how key internet trends are influencing various sectors and discusses innovations in enterprise computing.