Detailed explanation of the cost of opportunity, it very true in every good thing that we want to achieve, our choies of getting quality materials must be compared with how much they cost whether expensive or cheap, not looking their quantity. If we first ask for the quantity then we are not opting for quality, however if we ask for price then we mean business. Our @threespeak is quality Dapp we must all appreciate from the onset till now looking how they are able to future quality video and great people here, it a lot of expenses have gone into this and we must know this. Thank you for seeing you here!