The demand for labor has risen as a response to the large, positive terms-of-trade shock that drove resources to labor-intensive non-commodity sectors.
As resources dwindled, manpower-intensive caucus states were abandoned in favor of delegate-rich primary battlegrounds, a critical error that allowed Obama to amass a pledged delegate lead that Clinton was never able to overcome.
Thus, even a low and slow attack that intends to exhaust system resources by continuously loading a data intensive web page can be countered automatically.