Don't kid yourself, they won't have a problem getting applicants until all the regionals and most of the LCCs go under.
Easiest for YOU. Everyone is different.
As the experience level of new hires decreases, HR and training departments will have to adjust, if they want to maintain the same level of new hires passing as they have had in the past.
At my airline (Atlas), the training has been adjusted substantially to accommodate the typical experience of the new hires we have been getting. It's a LOT different that even two years ago...