Data from lucky bancho about participation in field content

[Shurrikhan]

They didn't make field content because they want to cut costs and milk the players and keep them subbed with less content and development costs.

...Odd, in that it's difficult to make content that's more development-efficient than Exploratory Missions. Variant Dungeons probably rival the cost of an EM with all of <2% the longevity and flexibility.