> What happened to this block and the keyboard key arrangement?

There's also these:

  | ASCII      | US keyboard |
  |------------+-------------|
  | 041/0x21 ! | 1 !         |
  | 042/0x22 " | 2 @         |
  | 043/0x23 # | 3 #         |
  | 044/0x24 $ | 4 $         |
  | 045/0x25 % | 5 %         |
  |            | 6 ^         |
  | 046/0x26 & | 7 &         |