It is single wire, but could be better than using jumpers, as you would be eliminating three connectors per lead.
Theoretically, no connector is better than any connector, however, you will not find many exotic cables using bare leads. If you are happy with inexpensive wire, this is a good option.
Theoretically, no connector is better than any connector, however, you will not find many exotic cables using bare leads. If you are happy with inexpensive wire, this is a good option.