Tech stocks are falling again after chipmaker comeback sputters

NYSEStocks were deep in the red on Tuesday, reversing direction after earlier gains.The Nasdaq 100 fell almost 4% around midday, erasing gains from Monday's session.A fresh rally in chipmakers sputtered and reversed course, with the VanEck Semiconductor ETF down 7%.After a comeback rally on Monday and in the early hours of Tuesday's session, stocks are seeing red again.A chipmaker-led rally turned sour by late morning, with the Nasdaq 100 down almost 4% during the session. The chip sector was ge