>>16832592
The window is from 2024 to 2029 so they have a few more years before they miss it.
https://web.archive.org/web/20110902234053/http://www.marketwatch.com/video/asset/elon-musk-ill-put-a-man-on-mars-in-10-years-2011-04-22/CCF1FC62-BB0D-4561-938C-DF0DEFAD15BA