Samsung echoes Apple’s revenue warning; tech sector shrugs

Tech wrecks U.S. stock market again today

After a week when plunging prices for chip makers made it hard for the U.S. indexes to make much headway, even after earnings beats from companies such as Netflix (NFLX), today the software and advertising technology stocks joined in the rout. That sent the Standard & Poor’s 500 down 0.85% to 2668. Apple (AAPL) continued its role as heavy for the week falling another 4.1%.