[mindslight]

Only a "smart" phone full of surveillance software from Google, Apple, et al. If your pocket computer is running software under your control, then apart from baseband malware [0], you're only leaking your location data - a far cry from continual audio surveillance.

[0] Who knows how prevalent this is, especially with the popularity of defective by design integrated Qualcomm chipsets etc. But at least this is at the level of national governments, rather than agile consumer companies with stated missions of datamining as much as they can for economic advantage.