The "one binary" approach described in the phrase is popular in modern development (especially with tools like Go (Golang) and Rust) for several reasons:
Assuming you are referring to a specific software or tool named or similar to tarmd5 , and you're looking for a feature or an example of how to download and verify a binary using a checksum (like MD5), here are a few general points that might be helpful:
Searches for this specific string frequently appear in automated malware analysis reports (like Falcon Sandbox), where the script attempts to reconstruct a working environment to execute and observe a suspicious binary.