They are indeed sling swivel studs- a bit fatter than the body posts are but no issues fitting the body clips.
Im using an 80mm Medusa, so it will be a bit longer than a 1515 or ccneu, only about 5-6mm but its enough to make the power wires coming from the esc almost touch the motor with no wiggle room as such.
Curry is probably one of the nations favourite foods, either home cooked (Uncle ben's stuff from a jar + easy cook rice = made of win
) or from a takeaway is lush, I like the milder korma or tikka masala myself, not a fan of spicy food.