# Problems with deprecations of islower, lowercase, isupper, uppercase

**URL:** https://discourse.julialang.org/t/problems-with-deprecations-of-islower-lowercase-isupper-uppercase/7797
**Category:** Internals & Design
**Created:** [December 15, 2017, 8:19pm UTC](https://discourse.julialang.org/t/problems-with-deprecations-of-islower-lowercase-isupper-uppercase/7797 "2017-12-15T20:19:32Z")
**Posts on this page:** 1
**Showing post:** 144

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### Author: ![ScottPJones](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/scottpjones/32/146_2.png) [@ScottPJones](https://discourse.julialang.org/u/ScottPJones)
#### Post date: [December 25, 2017, 11:45am UTC](https://discourse.julialang.org/t/problems-with-deprecations-of-islower-lowercase-isupper-uppercase/7797/144 "2017-12-25T11:45:14Z")

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> [@Tamas\_Papp](#):
>
> It is unfortunate that you construe a technical discussion as something impinging on your professional reputation as a “guru”.

The specific part that I felt was damaging to my reputation, was the comment by Stefen, which is totally false:

> [@StefanKarpinski](#):
>
> Like I said, we tried it @ScottPJones’s way for two years and it has truly awful ergonomics for real-world data processing – this is not hypothetical or just my opinion, the data ecosystem has been struggling with it badly.

I believe he needs to retract that statement, and own up to the responsibility for the architecture of strings in v0.3.x and v0.4.x, his sweeping changes in v0.5.x/v0.6.x, and the even further changes in master.

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