Any copy, reuse, or modification of the content should be sufficiently credited to CCM (ccm.net).
It contains 6 packages (where those 6 packages are fine; sort of internal updates) no big deal with that.
Ultra Sn0w seems to be pretty finicky and go offline a lot, hence the reason for the error message happening in the first place.
Considering that Ultra Sn0w will rarely if ever be used by you, there’s simply no harm in removing it, at least temporarily, to help speed up Cydia.
W: Ignoring Provides line with Dep Compare Op for package wifi W: You may want to run apt-get update to correct these problems It's been hanging there for about ten minutes now and during the process Winscp lost connection once but reestablished it.