By Jess Jones A site called airbnbhell.com, a rabbit hole of “uncensored” stories of host and guest experiences, reveals detailed anecdotes ranging from pet problems and parties, to discrimination and fraud. But the holiday home rental app had a hell of its own on Wednesday when shares plunged 16 per cent after its second quarter earnings and third quarter forecasts fell south of expectations. Although quarterly revenue of $2.75bn (£2.16bn) actually topped Wall Street’s consensus forecast of $2.74bn (£2.15bn), earnings per share disappointed at 86 cents versus an estimate of 92 cents. Profit a…