Trojan Source Code - Can we trust open-source anymore?

Recently, a paper is published to demonstrate how a visibly valid contribution can contain malicious code by exporting the Unicode control characters. Some of these attacks has been tested on Python and it works. Shall the Python and open-source communities be concerned?

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After having a career as a Data Scientist and Developer Advocate, Cheuk dedicated her work to the open-source community. She has co-founded Humble Data, a beginner Python workshop that has been happening around the world. She has served the EuroPython Society board for two years and is now a fellow and director of the Python Software Foundation.