Around 2.5 billion people eat/are eating street food every day - from hot dogs in new york to spring rolls in vietnam. and this number increases/is increasing. in countries without a tradition of good street food, more and more stalls appear/are appearing. there is a good reason for this. you know/are knowing exactly what you are going to get. you see/are seeing and you smell/ are smeelling the foos before you buy it. it is also fresh-sellers usually cook\are cooking it right in front of you. do you feel/are you feeling hungry yet?