At the time of the last Lintian run, the following possible problems were found in packages maintained by Milan Kupcevic <email@example.com>, listed by source package. See also the full report, including info, experimental and overridden tags. Also see their QA overview.
avra (1.3.0-3) §
avrdude (6.3-20171130+svn1429-2) §
esptool (2.6+dfsg-1) §