I absolutely agree about all of these concerns with steem, and the interface steemit.com. In fact, I came to these conclusions over 12 months ago, and decided to launch a project to do all of those things that Steemit lacks, and much more.
Check out www.ezira.io to learn about the Distributed social media and business platform. We are currently in the early stages of fundraising, but the Ezira whitepaper describes how these features like boards, groups, and events. It also brings in the best of Bitshares by allowing user issued assets, the best of Openbazaar by allowing users to list products for sale, and for all of the features to be combined with a business account.
Check out www.ezira.io to learn more
RE: How Steemit can be the next Facebook ($500 Billion USD Marketcap)... by @brupvoter bidbot