By Michael Tedder NBC’s streaming platform Peacock had a mixed second quarter. The streaming wars are often cast as a cut-throat competition between powerful companies for the future of the entertainment industry. And while there’s a level of truth to that, it also’s a bit overblown. This is not a take-no-prisoners situation, and there’s room for several levels of streaming services. While it’s not been having a great year, Netflix (NFLX) – Get Netflix Inc. Report is still the biggest streaming service, as none of the other competitors can boast subscription numbers in the 220 million range. B…