Depends on where you are. If you're in the US, sure, there is at least the theoretical possibility of legal protection against misuse. If you're elsewhere, they

Depends on where you are. If you're in the US, sure, there is at least the theoretical possibility of legal protection against misuse. If you're elsewhere, they're not very different, and Yandex at least doesn't already have a million other data points about you to connect with this and build a bigger picture about your life.