UPDATE 1-European tech shares skid as valuations cast cloud over cyclical rally

Wall Street open adds pressure to European tech * Apple suppliers lead losses * Valuations above 15-year average, but far from bubble levels * Tech sell-off sparks concerns about cyclical…

UPDATE 1-European tech shares skid as valuations cast cloud over cyclical rally

  Wall Street open adds pressure to European tech * Apple suppliers lead losses * Valuations above 15-year average, but far from bubble levels * Tech sell-off sparks concerns about…