August in Edinburgh sees the population of the grand, historic Scottish capital swell with actors, directors, street performers, comedians, media high flyers and audience.August in Edinburgh sees the population of the grand, historic Scottish capital swell with actors, directors, street performers, comedians, media high flyers and audience.August in Edinburgh sees the population of the grand, historic Scottish capital swell with actors, directors, street performers, comedians, media high flyers and audience.