“RxAndroid meets VSYNC rubber” — Icon used with permission from Ray Wenderlich
[https://www.raywenderlich.com/170233/reactive-programming-rxandroid-kotlin-introduction]
RxAndroid 2.1.0 has a new API
AndroidSchedulers#from(Looper looper, boolean async)
This new async parameter affects Android APIs 16 and newer, and can
significantly improve UI performance when set to