What's the bottom line in deciding whether to jump to a less expensive ad-supported streaming service from a no-advertising, fully subscription-based platform? About $4 to $5 a month.

Breaks of two minutes or less, consistent ad lengths within pods boost performance, and creative repetition tolerance may be higher than previously assumed, finds FreeWheel Viewer Experience Lab.

That includes $1.8B in fees to avoid ads, plus $3B in ads themselves, says one analyst.