I agree with GerSch about having control over the number of child columns, without it, it makes it hard to see the thought names.
You can see 12 child columns with my screen shot below. Screen resoultion:
TheBrain 18.104.22.168, iOS V10.0.Windows 10 (V19041), Windows 7 SP1, OS X V10.15.xUsing The Brain since V3 (1999)
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