/home/sim

• references /home/sandboxes/monctrl/simversions/integration/[apps, bin, etc...] executables
• /home/sandboxes/monctrl/simversions/integration is aliased as /home/simversions/integration
• used for development

/home/gbt

• references /home/gbtversions/Maj.Min/[apps, bin, etc...] executables
• used for switching M&C versions (monctrl, source /home/gbt/gbt.bash, .switchVersions ####)

/home/gbt1

• AKA "integration"
• used to combine different development branches
• source tree (not executables)
• used to create new M&C versions

/home/gbt2

• source tree for M&C versions
• installs to /home/gbtversions