pkg/dns/dns.go (2 lines):
	- line 428: // TODO: Avoid unwanted updates.
	- line 616: // TODO: TTL?


pkg/dns/treecache/treecache.go (2 lines):
	- line 76: // TODO: Consolidate setEntry and setSubCache into a single method with a
	- line 78: // TODO: Instead of passing the fqdn as an argument, we can reconstruct


pkg/dns/config/sync_dir.go (1 line):
	- line 62: // TODO: drive via inotify?