New gravel frame from Seraph / TanTan - GR209

[unequalpaddle086]

Looks like a new "aero" gravel bike has entered the chat. I may be late to the game, but I haven't seen it posted yet.

Thoughts?

https://tantanbikes.com/Carbon-Frame-Disc-Brake-Gravel-Bike-Full-Hidden-Cable-Bicycle-Part-Carbon-Fiber-T1000-T47-Max-Tire-70050C-UDH-46T-GR209-p6970685.html

https://www.seraphbikes.com/UDH-Full-Internal-Cable-Disc-Brake-Gravel-Bike-Frame-GR209-T47-Thread-Bottom-Bracket-Max-Tire-70050C-Available-Size-46495255-p6971039.html

[Chiyou]

This is the same frame as the Mondince FM336 discussed here:
https://chinertown.com/index.php/topic,7035.0.html

It seems to have a lot going for it except for tire clearance, which initially was advertised as 50C but in actuality is probably closer to 47C.