like me, i'm sure that many of the residents of ryde and canterbury-bankstown can't wait for the next election. - debra miniutti, ashburyillustration: john shakespearethe government's discount rate is indeed too high (`labor's discount pledge on infrastructure`, may 16). it underestimates the future value of many potential projects.but when it comes to road projects, such as westconnex, we also need to look at the way we estimate those future benefits. we assume that more road space means less congestion, which would be a huge benefit.except, experience has shown that more road space means more cars, and more congestion. this is why we have had so many failed road projects. we need to get smarter. - ben aveling, alexandriahas some commonsense crept into macquarie street? not likely. more accurate is the political pressure growing against the state government as sydneysiders push back against over-development,bondi junction is another case in point. residents wake to jolts of jack hammers in sandstone, dust-filled air, massive earth-moving trucks clogging streets, not to mention the overcrowded buses, trains, roads and a sewerage system and electricity grid that are creaking at the seams. this doesn't include the additional 20-storey buildings which are still in da phase. something has got to give and my hunch is, without this policy back-flip from the berejiklian government, her government will not be serving another term come election time. - danielle ecuyer, bondi...