[dns_snek]

https://www.youtube.com/watch?v=07NMuobVVwQ

This channel has many comparison videos like this one.

Loading times and 1% or 0.1% low FPS are usually hit the hardest and those stutters are the most immersion-breaking.

[akimbostrawman]

Should be noted that even scene cracks don't fully remove denuvo and all the performance intense checks so the impact should be even larger on actually denuvo free versions.