Cursor Shapes and Style

Cursors.txt

"\e[0 q" # blinking block
"\e[1 q" # blinking block default
"\e[2 q" # steady block cursor
"\e[3 q" # underline blinking cursor
all based below
https://invisible-island.net/xterm/ctlseqs/ctlseqs.html
CSI Ps SP q
          Set cursor style (DECSCUSR), VT520.
            Ps = 0  ⇒  blinking block.
            Ps = 1  ⇒  blinking block (default).
            Ps = 2  ⇒  steady block.
            Ps = 3  ⇒  blinking underline.
            Ps = 4  ⇒  steady underline.
            Ps = 5  ⇒  blinking bar, xterm.
            Ps = 6  ⇒  steady bar, xterm.