This short post to advertise a hidden feature of Interval which I documented in Cincom store SYSBUG-FloatIntervalTest some time ago and rediscovered recently.
This feature is shared by vast majority of Smalltalk dialects, Dolphin, Pharo, Squeak, Visualworks, ...
Certainly more an accidental feature than a deliberate one:
((10 to: 12) at: 1.5) = 10.5.
Funny, isn't it?
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