Airbnb is a Scam -- the Story of How a Host Called the Cops on Me & Airbnb Refused to Refund me

I was travelling to Barcelona, Spain. Upon arrival, the host and I got into a pretty meaningless argument that escalated for no reason due to the host's inability to compromise. Airbnb, initially, refused to refund me. After pressure from all sides, they finally caved (but only after I got my credit card company involved). Here's what happened...