[wmeredith]

What does "all available" mean in this context? YandexTaxi operates in 1000+ cities and is connected to 700,000 drivers.

[MaKey]

This happened in Moscow, so probably all available taxis in Moscow.

[gdy]

Nope, just dozens of taxi app accounts were hacked and used to order taxis to the same street. That's a tiny fraction of over 70'000 taxis in Moscow.