Asian energy importers are likely to develop a stronger - and lasting - taste for Australian natural gas as they get pressured by a Middle East energy commodity supply shortage. That’s according to one industry executive who sees a bullish future for Australia’s gas exports. “This is the first time within Asia where there is a shortage, and it makes me think long-term it's a positive for Australia,” Bryan Sheffield, chief executive of investment firm Formentera Partners, said at an industry event today, as quoted by Reuters.…