# The Perfect Tower II v0.8.4 Build 4 (30 Mar 2021)

Web version: https://www.perfecttower2.com/changelog/0.8.4-build-4/

## New Stuff

- Added new help page for Water Experiment
- Added manual skip button (Only active if autoskip is off)
- Added AI impulse 'Open: Labaratory'
- Added AI impulse 'Open: Construction Firm'
- Added AI impulse 'Open: Statue Of Cubos'
- Added AI impulse 'Open: Arcade'
- Added AI impulse 'Open: Shipyard'
- Added AI impulse 'Open: Trading Post'
- Added AI impulse 'Open: Headquarters'

## Changes

- Reduced goals for the first 10 prestiges in Water Experiment to make the entry less rough
- Increased effect of price reduction reward of water experiment (5% -> 7.5%)
- Changed default value of strings to empty string ('') instead of null for AI strings
- Town Asset UI will now only be available after unlocking at least one Town Asset
- Removed a bunch of unused assets to reduce size
- Removed clamp from formula that prevented speed and amount bonus bars of infinity stones from ticking more than once per frame

## Fixes

- Minor fix to prevent material shader in the Light Experiment from crashing due to negative color values
- Fixed Water Experiment not progressing offline
- Fixed Earth Experiment stability upgrade not counting properly