Boom/bust is terrible for employees.
Pretty much it. These ventures are just wasting everyone’s time really. No different to RexJet.
The market now and in 20 years is QF/VA/JQ. Virgin will become leaner, larger and more efficient, and will absorb the Tiger share.
Going to be enough problems crewing the above three operators in the coming decades once generations changeover, let alone some other token operators in the mix.