One does not have to compare back to 1928 crash. Just in 1989 NIKK bubble burst at 39000+ and several years later bottom at 6000.

No one would have believed the final target.

DOW is now on the same path to 6666 and below in few years.
Below is Historic chart of NIKK in 1989 and monthly current chart of DOW.

35 year of credit expansion is coming to end. Market takes the control from CB’s.