That was and still is a true statement we find it difficult to believe anyone using the non-native binary for Chrome under an M1 machine would find it 'slow.' That said, Google's newer, ARM-native.
Further Reading Hands-on with the Apple M1-a seriously fast x86 competitor In our earlier testing, we declared that the previous version of Google Chrome-which was available only as an x86_64 binary and needed to be run using Rosetta 2-was perfectly fine.
