After an early setback that resulted in the benchmark CAC 40 losing over 100 points, the French market recovered and briefly moved above the flat line on Friday. Concerns about high tech valuations have resurfaced despite US chipmaker Nvidia's strong earnings and update. Uncertainty about Federal Reserve's interest rate move in December also hurt the market early on. However, flash estimates showing an expansion in French services sector activity aid sentiment.The CAC 40, which tumbled to 7,875.87 at the s ...