If you are frustrated by your work environment move on

The speaker expresses respect for public service workers who face unique challenges. However, they found the environment stifling to creativity and entrepreneurship. Recruited under Tony Blair's modernization agenda, they faced difficulties in implementing change due to bureaucratic processes and limited ambition. After two years, they decided to leave and seek a new work environment.

What factors contributed to the speaker's decision to leave their position after two years?

What does the speaker imply about the potential for change in their environment?