Oil town of Brega the focus of clashes

The transcript describes the ongoing conflict in Brager, highlighting the rebels' battle against Pro Gaddafi forces. Despite intense fighting, the front line remains unchanged. The rebels are preparing for more conflict amid rumors of incoming militia. Training is minimal, and both sides show ineffectiveness. Gunfire into the sky is a tradition, but neither side has much to celebrate.

How effective have Gaddafi's forces been in the recent conflict according to the text?

What is the significance of the gunfire into the sky after a victory?