Portage 2.3.69 (python 3.6.5-final-0, default/linux/x86/17.0, gcc-8.3.0, glibc-2.29-r2, 4.19.72-gentoo i686) xfce4-terminal ver 0.8.7.4 MiscCursorBlinks=TRUE MiscCursorShape=TERMINAL_CURSOR_SHAPE_BLOCK The cursor flashes exactly nine times and then stops, it is necessary that flashes constantly.
See https://github.com/lanoxx/tilda/issues/394 (and other pages linked from there).
Thanks, Egmont!