It is hard to ignore the crisis that is brewing in the Western banking sector. Nearly two months ago, Silicon Valley Bank failed and was taken over by US regulators. A day later, Signature Bank collapsed and was closed, with the government stepping in to guarantee all customer deposits. We were about to learn that fear has no geographical borders. Credit Suisse (NYSE: CS) saw its shares touch an all-time low as confidence plunged, allowing rival UBS AG (NYSE: UBS) to take over the storied bank for more than US$3 billion. But just when you thought the crisis was over, Federal Regulators announced the seizure of First Republic Bank in the US on 1 May and sold its operations to JP Morgan (NYSE: JPM). Just recently, PacWest Bancorp (NASDAQ: PACW) saw its shares plunge 58% as it announced that it was exploring “strategic options” to save the bank....