This necessary tweaking and fine tuning is the weakness of the Quadra. These kept the basic gameplay while tweaking some core features. Also, the module settings may need some tweaking. It included TweakUI, a system utility for tweaking the more obscure settings in Windows. Heuschmid GmbH offered options such as tuning, intercooler, suspensions tweaking and custom alloy wheels. In recent times, many hobbyists have turned to hacking, tweaking and improving their Omnibots. In addition the ECMT tie-breaking algorithms also permit some degree of human override or tweaking. Winaero is a website hosting freeware tweaking tools for Microsoft Windows. "Spitzer" was also put to work studying exoplanets thanks to creatively tweaking its hardware. These figures may still require further tweaking as new structural details become available. Typical MPSs are created by software with user tweaking. They described their development process as tweaking "Super Smash Bros. Melee" to their tastes. This novel centers on a fictional experiment in modeling a civilization by tweaking its language. Vinyl enthusiasts are often committed to the refurbishment and sometimes tweaking of vintage systems. Springbank produces three variants from its distillery by tweaking the production process at various stages.