Airbnb is continuing to widen its focus beyond ‘unconventional’ hotels as it gets ready for a much-anticipated IPO. Following its acquisition of HotelTonight last month, the company has picked today (April Fool’s Day) to confirm that it invested in India’s OYO — a startup that manages budget hotels and other stays. The deal has been rumored for a couple of months and it is additional to OYO’s (then) $1 billion Series E round which was led by SoftBank’s Vision and included participation from ride-hailing duo Grab of Southeast Asia and China’s Didi Chuxing.