> You say "there's not enough data" and "it's not for normal people" at the same time. While these are not entirely mutually exclusive, the more data you want accessible, the more difficult it becomes to categorize, display and visualize this data.

They are different complaints. Adwords is usable after you understand how it works, but the whole process of setting up a campaign or migrating from the Keyword Planner to AdWords is not a piece of cake. They even send AdWords ads by mail to businesses, like anyone can setup an effective AdWords campaign, but it's not that easy to get started with the tool. On the other hand, I know that it's a different beast, but FB ads are really simple to setup.

Google Webmaster Tools's UI it's not difficult to use per se, but the UX is quite bad on average and I just wonder why Google won't improve it.