: Text files can be opened by virtually any operating system or software, from basic text editors like Notepad to advanced IDEs used by developers.

: In Topic Modeling , .txt files are frequently used as the raw input for extracting themes or "good features" (highly ranked topics) from large collections of documents.

: For example, IETF draft versions like draft-ietf-oauth-saml2-bearer-23 are often hosted as .txt files for easy technical review.