Here are 4 very short videos explaining what Dash has been working on for the last 5 years, and which is getting close to release on Dash Testnet (End of 2020) :

Dash is Becoming a Cloud | Dash Platform #1
https://www.youtube.com/watch?v=9WqUMrIN58Q

What is Dash Drive? | Dash Platform #2
https://www.youtube.com/watch?v=14N5pnl5W0Y

What is Dash's Decentralized API? (DAPI) | Dash Platform #3
https://www.youtube.com/watch?v=S0pq-qOu9cQ

Usernames & Dash Platform Name Service (DPNS) | Dash Platform #4
https://www.youtube.com/watch?v=qQ4WikHu32E

Dash Platform Protocol (Final video)
Video not released yet

Dash Roadmap
https://www.dash.org/roadmap/