You're using a too-old browser

A blog owner explains why visitors may be blocked from accessing their site. Due to a surge in high-volume crawlers using old browser user agents (especially old Chrome versions) — often to gather LLM training data — they've implemented blocks on suspiciously old user agents. The post addresses several edge cases: legitimate users with old browsers, Inoreader feed readers, Vivaldi browser users (who should enable User Agent Brand Masking to identify as Vivaldi), and archive.today users (who are advised to use archive.org instead due to archive.today's deceptive crawling behavior).