Laptops more susceptible to having keyboard recorded in quieter areas, like coffee shops, libraries, offices. Previous attempts at keylogging VoIP calls achieved 91.7 percent top-5 accuracy over Skype in 2017 and 74.3 percent accuracy in VoIP calls in 2018.
Seems like the type of thing Microsoft would integrate into Teams. Reference: https://www.zdnet.com/article/microsoft-365s-productivity-score-its-a-full-blown-workplace-surveillance-tool-says-critic/