If a docklet or plugin is working as designed, it's not a bug - but it may be an irritation
Even though the channel is Stardock Support - it's basically a user helping user forum (even says on the
hereMost of us are used to using things created by others. Some are excellent, some not so much. The technical level of the creator ranges from Einstein to Troll. Some are masters at what they do, some are still learning.
At this point, after reviewing through pages of forum posts it appears the 'issue' of the delay doesn't really bother a lot of people. It's just not that important to us. If we really need to know the weather we can go outside, keep weather.com as our homepage, buy our own weather station, build our docklet, whatever.
and yeah docklets and objects and widgets and such that need internet sometimes do have to be allowed in the firewall (depending on firewall and settings) in order to work.