Everyone said those breathalyser jobbies will be €1. No they’re not – they’re more like €3-4 each and come in packs of 2. Even when the fine was not going to be €0 it would be about the cost of 3 breathalysers. And since they put a use by date on them to make you need to buy 2 new ones every 2 years… I’ll take the risk tyvm.
Don’t need the German sticker “for most German towns”… DO need one for a handful of (albeit typically large) towns, most of which most visitors won’t visit. And of those they might on a stopover to Austria, the Ibis/Etap/F1 hotel will most likely be outside the zone.
Spare bulb are worth it though. And a screwdriver to change them. And an Android/iOS tablet with 3G roaming to google the intawebz to find out how the heck you dismantle all the bits of plastic to access the bulb.