The excitement surrounding special purpose acquisition companies, or SPACs, has been building up for quite a while. We first wrote about SPACs back in April when we highlighted them as one of the key trends to watch out for. A SPAC is, essentially, a blank-cheque company that heads for an IPO with the sole purpose of seeking out another private company to merge with. Then, earlier this month, Singapore Exchange Limited (SGX: S68), or SGX, announced that it had formulated and approved a listing framework for SPACs. The bourse operator was the first major Asian exchange to do so, opening up a world of possibilities for fast-growing businesses to list here. And just this week, it was reported by the media that Singapore could see its first SPAC listing as early as this year, with SGX saying that it could receive its first application within weeks. What are the implications of this news?...