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Re:The surprising persistence of RSA keys in SSH by divbzero on Saturday May 30, 2020 @02:06AM (#23358902)
As the author mentions, defaults can play a significant role. In particular, it would probably help for ssh-keygen to default to ed25519.
Re:The surprising persistence of RSA keys in SSH by toyg on Saturday May 30, 2020 @05:15AM (#23359717)
... and break tons of usages where the software does not support newer schemes?

Switching defaults is always a complex trade-off.