Admittedly without being American, or looking into the 20s much, is it potentially an oversimplification to say "problems back then, problems now, they're all t

Admittedly without being American, or looking into the 20s much, is it potentially an oversimplification to say "problems back then, problems now, they're all the same, so we're all good"? Is the vastly different technology stage, and global economic scene not critical to the current issues?