"sign up for the OTF-Announce mailing list" directs to an unavailable resource #4

https://github.com/OpenTechFund/application-guide/blob/fe3e167bc0de14a1df90bbe7d0857fd0db61a57c/section-2-for-applicants/alternative-support-sources.md hosted at https://guide.opentech.fund/more-about-the-program/alternative-support-sources has

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