feed-diet

Best report: Report 3 (most complete on flow, sinks, and anomalies). Improved assessment: This script appears to be a benign Hacker News data fetcher, but it has two notable security risks in this fragment: (1) credible code-injection risk because SINCE_EPOCH is interpolated unquoted into python3 -c source (`ts >= ${SINCE_EPOCH}`), and (2) unreviewed risk from sourcing `common.sh`, plus potential cache path manipulation if USERNAME is not sanitized in common.sh. No direct malware/exfiltration behavior is evident in the provided code fragment; however, local execution safety and dependency trust should be reviewed.