His apology has already been emailed to the entire company. This isn't quite a defenestratable offense, but does illustrate the scale of the challenge ahead of Uber.
Many languages use different delimiters, and their keyboards might be set up accordingly.
Eg, in French one uses ‹single› or «double guillemets», and CJK languages use 《more angle brackets》 or 「corner brackets」.
I'm not familiar with question marks being used that way, but let's give people the benefit of the doubt. ;-)
https://en.wikipedia.org/wiki/Quotation_mark#Specific_langua...