While SanDisk didn't do itself any favors this morning with its netbook-centric SDHC card, at least it's making up for it somewhat with a legitimate launch here. The outfit's pSSD line, which was originally announced exactly this day a year ago, has just started to ship. The pSSD P2 and S2 both employ a new technology dubbed nCache, which supposedly improves netbook performance by supporting some fresh level of burst performance. In fact, SanDisk claims that these drives offer a non-volati