[tuvan]

Google sheets also does this and even uses regional formatting standards. I can't copy values between programs because some are using ',' for decimals and some are using '.' its VERY annoying

[mcv]

Maybe we need a locale-neutral separator for these things. Then we'll have three conflicting options.

I always get this wrong in calculators. I type , where I should have typed . or vice versa, and get a completely wrong result.