Claude Code 2.1.296 refuses to Edit Shift-JIS files—Comparing Edit and Write by byte sequence against 2.1.295

The release notes for Claude Code 2.1.296 contain a line stating that Edit now refuses files that are not UTF-8. Issue ...

Extracting Differences Between Two Excel Files | Out of 500 Rows Compared, 287 'Differences' Appeared, but Only 53 Were Genuine [Full Prompt]

I want to compare two Excel files—last month's and this month's—and identify what has changed. When I ask AI to take both ...