For reference, here's the Top 20 so far this year, of White and Asian sprinters in the 100m.
Japan has 3 guys in the top 10, and 5 guys in the top 12 - pretty impressive.
Quinn is right up at the top, and even Matthew Boling makes this list.
100m
1/ Yoshihide Kiryu, Japan - 10.01
1/ Devin Quinn, USA - 10.01
1/ Zhenye Xie, China - 10.01
4/ Lalu Zohri, Indonesia - 10.03
5/ Yuki Koike, Japan - 10.04
6/ Bingtian Su, China - 10.05
7/ Rohan Browning, Australia - 10.08
8/ Hassan Taftian, Iran - 10.09
9/ Filippo Tortu, Italy - 10.10
10/ Adam Gemili, Britain - 10.11
10/ Ryoto Yamagata, Japan - 10.11
12/ Shuhei Tada, Japan - 10.12
12/ Ryuichiro Sakai, Japan - 10.12
12/ Kukyoung Kim, S. Korea - 10.12
12/ Zhouzheng Xu, China - 10.12
16/ Matthew Boling, USA - 10.13
17/ Emile Erasmus, S. Africa - 10.15
18/ Ramil Guliyev, Turkey - 10.16
19/ Joris Van Gool, Netherlands - 10.16
20/ Zhiqiang Wu, China - 10.17
20/ Andrew Robertson, Britain - 10.17