Over the last five years, Austin has experienced an unprecedented condo building boom. With many projects underway, the first two in the current wave are nearing completion.This week, the 44-story 360 is throwing a massive party to celebrate the building's opening. Soon after the party, the first units will open. Over the next few months, the sold out project will be fully completed and all 430 units will be occupied. In addition to selling all units, the project's waiting list remains long. Like most . . .