https://www.macrumors.com/2018/07/19/apple-confirms-2018-mbp-keyboard-prevents-debris/

Citaat
Thursday July 19, 2018 5:41 am PDT by Joe Rossignol

In an internal document distributed to Apple Authorized Service Providers, obtained by MacRumors from a reliable source, Apple has confirmed that the third-generation keyboard on 2018 MacBook Pro models is equipped with a "membrane" to "prevent debris from entering the butterfly mechanism."

publiekelijk zeggen ze er dus niets van.
Ah nee, want dat is toegeven dat de vorige toetsenborden een tekortkoming hebben op dat gebied.