This line “says” it all:
We’ve summarized the program’s verticals along with example functionality to indicate features that businesses and Twitter find interesting. As new opportunities surface, we’ll continue to add new areas to these definitions.
What is Twitter even trying to say with this? This is nothing more than an impenetrable block of text meant to confuse and frustrate people. I can’t think of a single developer who could read this and be excited about the future of Twitter.
Data Reseller Products? What the … !?
If you want to try and read more about the Twitter Certified Products Program … good luck.