Why would someone work for you when they can work in big companies, where they have a future, they offer internships, on the job trainings,
you can work with latest technologies, million dollar equipments etc, you can build your carrier there.
There are (or at the very least will be) an ever increasing number of eternal hobbyists in this country.
Diplomas or advanced diplomas are obtainable at tertiary education centres here called TAFE. The current plethora of state and federal conservative governments are slashing funding to these organisations so they have to increase their fees. The quality of teaching has dropped because their rates of pay have dropped, so most of the really good ones went back to industry and the subject matter has an ever increasing Occupational health and safety component.
As course costs increase, enrolments drop so the lack of numbers see a large number of elective subjects taken out of the curriculum, making courses less enticing
Add to this the situation where increasing concern of litigation in companies sees less uptake of experienced non-qualified people requiring someone in-charge assuming responsibility for their work, versus young inexperienced (and malleable) qualified students will see a lot of hobbyists never moving out of there own lab