Users attempting to access the author's blog are encountering restrictions due to their use of outdated browsers, which are flagged as potentially harmful by anti-crawler measures. The author explains the issue stems from a rise in high-volume crawlers mimicking old browser user agents and suggests using a different archiving service for better compatibility.

Users attempting to access the author's blog may be blocked due to outdated browser versions that are flagged as suspicious by anti-crawler measures. This is a response to the increase in high-volume crawlers using old Chrome user agents, and the author suggests using archive.org for better archival crawling instead of problematic services like archive.today.