You know Twitter has made it pretty easy to report spam related Twitter accounts and that process will also automatically block that account from ever appearing in your timeline. However, it seems despite the best efforts of a lot of people to report a new type of Twitter spam over this past weekend that they just keep coming up across the social network.
Here are some examples of the spammy tweets;
You get the idea and each spamming account typically has zero followers and zero people followed. Filtering in various Twitter third party apps is great but the network needs to be cleared of these things ASAP.