The dot-com shakeout of the 90s left only the most durable, most profitable, and most well backed companies surviving.
The separation of molds from their flask, the castings from the molding sand, and potentially the cores from the castings
{i} minor economic crisis, drop in prices (that causes business and small vendors to close down)
a financial condition that results in the elimination of marginally financed participants in an industry; "they glutted the market in order to cause a shakeout of their competitors