there is no reason to delay all theercial u.a.s. use for several years it will take the f.a.a. to develop more comprehensive regulations. we believe at least some of the products should be available to today so thatrs they have the same access to vital services their counterparts in other countries already enjoy and our country thebegin reaping substantial economic benefits the new products offer. thank you very much. you very much. and finally, mr. chris is these, who legislative council at the american civil liberties union. you.lcome >> thank you, chairman rockefeller. members ranking member and members of the committee thank you for inviting me to testify today. use ofespread domestic unmanned aerial systems known as newes present significant privacy threats and also implicated important first amendment values. the aclu believes it is to develop a legal regime. share some characteristics with manned aerial surveillance but the privacy invasion is substantially greater in both scope and volume. manned aircraft are expensive to operate and maintain which is always imposed a n