Apple will trust whomever offers them more economic advantage in the long term if they need to be open about the relationship - and short term if they don't and

Apple will trust whomever offers them more economic advantage in the long term if they need to be open about the relationship - and short term if they don't and don't think it's too much of a reputational risk. However, never think that you'll always be the one providing them the economic advantage forever - just note that, they'll most likely keep your data forever. Choose wisely.