Airbnb’s roller coaster week of ups and downs

Social bed and breakfast marketplace Airbnb started the week on a high note by confirming that it had raised a large $112 million second round of funding that pushed the startup’s valuation to an estimated $1.3 billion. Just days later, the company’s reputation spiraled down after social link sharing community Hacker News caught wind of an Airbnb user’s emotional account of merciless renters, who ransacked her apartment and turned her entire life upside down.