I think EFH was being (trying to be) funny there:
ex�pan�sive Audio pronunciation of "Expansive" ( P ) Pronunciation Key (k-spnsv)
adj.
1. Capable of expanding or tending to expand.
2. Broad in size or extent; comprehensive: expansive police powers.
3. Open and communicative; talkative or effusive: Wine made the guest expansive.
4. Grand in scale: an expansive lifestyle.
Notice definition 3 there.