Here's a thought. Even though these uber data feeds supply worldwide data access, whether it is IB or CQG or God-Knows-Who....
How much of it do you use? Does someone out there really trade both the CBOT and the Borsa Istanbul? https://www.cqg.com/partners/exchanges/borsa-Istanbul
How about the https://www.cqg.com/partners/exchanges/tullett-prebon ?
Seriously. We're arguing about who can provide the most number of obscure markets that nobody could make money with, I think. *shrugs*
