It’s that time again. The BBC’s wall-to-wall coverage of London’s Proms concerts begins July 18 and runs through September 13. To check all the programs and supporting materials, click here. To listen online, click here. Just remember the five-hour time differential: events that start at 8:00 pm there are heard in NC at 3:00 pm. Remember, too, that this is probably the world’s greatest music festival, and you don’t even have to pay a radio tax to hear it!