Yes, that is what precludes it being a Lotus Improv, et al. replacement, it is oriented towards a 2D structure, rather than requiring that the user tear off and

Yes, that is what precludes it being a Lotus Improv, et al. replacement, it is oriented towards a 2D structure, rather than requiring that the user tear off and label specific axes one at a time, which was what made Lotus Improv such a breakthrough app.