Desktop is still alive.
It is not mobile only, it is multi-platform!
Mary Meeker´s Internet Trends 2016 = Mobile Engagement in Deep Crisis ?
research: About The Use of Dating Apps
Match goes for Generation X, 30 - 50 years old users = "named: traditionals".
great article: Millennial generation undergoes “dating apocalypse”
comScore "The 2016 US Mobile App Report"
Article: "The app boom is over. Your phone is full of apps, and you're done downloading new ones."