ysize=1 xsize=80 (latent)    vtb_size=80      final=1922      max=8666      min=6         ESCAPED (OOB writes)
ysize=1 xsize=80 corner      vtb_size=80      final=10086     max=14199     min=0         ESCAPED (OOB writes)
80x25 cursor mid             vtb_size=2000    final=1618      max=1998      min=0         in-bounds
80x25 corner 0,0             vtb_size=2000    final=1606      max=1998      min=0         in-bounds
80x25 corner 79,24           vtb_size=2000    final=1481      max=1999      min=1         in-bounds
132x60 cursor mid            vtb_size=7920    final=6910      max=7919      min=0         in-bounds