[freshflowers]

The latter has to do with the fact that those cups have a very different purpose, which is why the solo cups are marketed as "American party cups". The "American" refers to the format of the party as much as the cups.

At normal parties in the Netherlands we just drink beer from bottles because we have an entirely different beer and alcohol culture, without the whole age limit BS (despite recent legal changes raising the purchase age to 18).

With the exception of the transparant hard plastic cups used is stadiums and at festivals, we tend to not drink our alcohol from plastic cups.