Well this is from 5.1 I was thinking in using ← instead of _ :



> On 14 Feb 2020, at 10:40, Thiede, Christoph <Christoph.Thiede at student.hpi.uni-potsdam.de> wrote:
> 
> Unicode symbols in Squeak? Would be an interesting project :D
> 
> Basically, I think you would need to create a global StrikeFont/FormSetFont holding all the symbols and install it as the default fallback font (see StrikeFont >> #fallbackFont). Go ahead if you're interested :-)
> 
> Best,
> Christoph

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