Talk of extending the Green Line from Lechmere to Ball Square and Tufts goes back a very long way, but it's finally open!
In celebration, I wanted to go back and collect the completion dates we've been given over the years:
1990-12-19: 2010
1994-10-04: 2011-12-31
2006-11-17: 2014-12-31
2010-07-10: 2015-10
2011-08-02: 2018 (Fall) to 2020
2013-07-29: 2019 or 2020.
2016-12-08: 2021
2021-06-21: 2022-05
2022-02-24: 2022 (Late Summer)
2022-08-05: 2022-11 (Late in the month)
2022-11-17: 2022-12-12
(Thanks to u/Master_Dogs on reddit for helping me compile these.)