Do they serve that purpose well? Are there any unintended consequences?
Any and all comparisons to physical property and ownership laws is meaningless, copying and theft is not comparable in any way. Whoever says so needs to think it over a few more times or is willingly spreading propaganda.
Is it fair to call copyright "a monopoly on an idea"? If so, is that something that is reasonable? Monopolies are usually not considered to be something that promotes the general welfare of society ...
Is the patent system of today doing what is supposed to do?
Should we use IP-laws to maximize the usefulness of creativity and ingenuity of humans for the good of the common man or for the profits of corporations? Do these two goals sometimes conflict with each other? If so, do one take precedence over the other or how may the be balanced?
My opinion is that a complete overhaul of the entire system of IP-laws is in dear need. What do you think?