I expected this
The fix was easy: Prune the branches. than
>The fix was easy: upgrade our hardware. We replaced our old 802.11g devices with new 802.11n ones, which took advantage of new magic math and physics to make signals more resistant to interference.
Maybe if you owned the tree, not if someone a few houses down does
Easier, and probably even cheaper to upgrade a pair of wifi transceivers than negotiating with the neighbor to cut his tree.