Twitter's tiny tweaks do little to address big issues

Twitter this week committed to making some long overdue changes designed to free up space in "tweet" messages so users can share more in each post. Usernames mentioned in @ replies and media attachments, such as photos, GIFs, videos and polls, will no longer count toward Twitter's 140 character tweet limit, according to the company. 
Twitter has toyed with the idea of expanding space in tweets for years, and every time related rumors resurface, users lob criticism at the company for plans