Tech stocks have recently taken a tumble. Is it a good time to buy? Should investors consult Oracle (Nasdaq: ORCL) or is SAP (NYSE: SAP) a better buy? What do data storage companies like Network Appliance (Nasdaq: NTAP) and EMC (NYSE: EMC) have in store? Does VMware (NYSE: VMW) compute more than Microsoft (NYSE: MSFT)? In this installment of "Fool Video," Motley Fool contributor Tim Beyers talks about three timely tech stocks.