one of the things we were looking at was a follow-up survey back sonalimentioned. information about taxicab drivers and the way of finding information. however, more data and customer perception on the volume, the ease of use, and just in general the alternative devices, more data is necessary. director: can i interrupt with a question? i understand that sometimes more data is needed, but other cities have done this. have other cities studied this, as san francisco is >> there was a new york survey of customers of the things they liked most about taxis and the thi like abd the number two on the dislike less was the, quote, annoying television monitors. director: until they learned how to use the new button. >> can we get that back? positive comments we heard from san francisco drivers. they would like to see more hard data as to whether or not it does increase tips. compromising safety. what if you have to hear the same thing 20 times in your office? there is a delay or responding to the next trip. if the system is down, you have to use a knuckle busting imprint ma