[pkulak]

How difficult would a TE -> PE library be to build?

[bsimpson]

You mean like this one?

https://github.com/jquery/PEP/

Was built by the Polymer team before Chrome deprioritized Pointer Events the first time round, and transferred to the JQuery Foundation thereafter.

[pkulak]

Good to know. Thanks!

[riskable]

This one has you covered ;)

https://github.com/liftoff/HumanInput

Wrote it myself.