It was not so surprising to find that live sports streaming loomed larger than ever at the recent annual Streaming Media West conference in Los Angeles, with DAI (Dynamic Ad Insertion) rising fast up the agenda for service providers to join the UX as a major priority. The underlying message though was that attention must be paid first to the underlying infrastructure or else no amount of clever technology can ensure a good experience or unlock revenues. Google must have gone away happy because its own DAI platform received a largely favorable hearing for its ability to monetize live sports platforms. But it looked as if Google was getting the credit for up front investments in the infrastructure that it…