European technology stocks are facing a critical moment of reassessment, but Wedbush Securities analyst Dan Ives sees compelling opportunities emerging from the turbulence. The Wall Street tech optimist told CNBC that Europe's sector is experiencing a "moment of validation" despite growing investor frustration about the region's ability to cultivate major tech players. Ives specifically highlights Swedish fintech disruptor Klarna (KLAR) and music streaming leader Spotify (SPOT) as two European companies ...