The advertising isn't intrusive in the Android version of Maps.
It's also worth noting that, like search advertisements, Maps advertisements have the potential to be useful. If I'm looking for a restaurant near some location, restaurants that care enough to advertise in Maps for that location could easily be worth considering.
It's also worth noting that, like search advertisements, Maps advertisements have the potential to be useful. If I'm looking for a restaurant near some location, restaurants that care enough to advertise in Maps for that location could easily be worth considering.