Updated ui.py to include a small sleep timer while building the stream deltas. This recursive function fires off so quickly to eats up too much of the CPU. This small sleep frees up the CPU to not be bottlenecked. This value can go lower/shorter. But 0.02 or 0.025 seems to work well. (#1589)
Co-authored-by: root <root@wesgitlabdemo.icl.gtri.org>