Not wanting to defend FLS here but I don´t think chord pads are anything crucial... especially not with the great amount of 100 times better working VST solutions out there...
Ableton´s new "Scale awareness" might be something interesting for the future... a very interesting idea and has the potential to take one of the most basic music rule a whole step further...
From what I tested the scripts are working great...Just Piano Roll scripts written by other people which I'm terrified will contain malware and don't work half the time.
In regards of your malware claim: I don´t know if that´s even possible to integrate or even harm a machine by this...
You must be very paranoid to think this way...
What shall the users of Reaper all be fearing... half of their entire DAW is based on user made scripts... that´s actually a potential nuclear bomb they are sitting just half a meter away from...
Most of them have thousands over thousands of user scripts installed...