No, we do not.
Guess Culture as I understand it is specifically about not being open and honest about one's desires and feelings
You understand wrong. Ask and Guess Cultures are two different styles of communication. Within both styles it's possible to be open and honest or to be closed and manipulative.
People from Ask Culture tend to perceive Guess Culture style as opaque and misleading because it's not their culture and they don't know how to operate in it. If you don't understand how it works, of course it doesn't look "open" to you.
Ask Culture interactions tend to be simpler, but the loss of complexity is not necessarily an advantage. I'll take flirting over "wanna fuck?" any day.
Mainstreaming Tell Culture and other rational relationship strategies in this listicle for Lifehack, a very popular self-improvement website, as part of my broader project, Intentional Insights, of promoting rationality and science-based thinking to a broad audience. What are your thoughts about this piece?