Why do so many features get announced before they are ready?

Why do so many features get announced before they are ready?
It seems that it's becoming more common for companies making tech products to promise a future update that enables a key feature. It's really not, but it feels that way because the wait times keep ge… #newstoday #TechFeatures #TechProducts #FutureUpdate #KeyFeature #Announcements #TechCompany #TechIndustry #StayTuned #ComingSoon