Satirical points.
The formalistic ceremony which requires ostentation and extravagance.
This communist society cares much about splendor and appearance of their chairman, the music orchard, the solemn process. And finally, after people all gone, the chairman still presents the previous big and kind speech without facing to the occasion, he still tries maintaining the appearance.
Under the communist society, people service people obligatorily.
The chosen girls do not want to show up on the stage, and they don't get paid if they do this job. However, they still go to the office without option or own judgment. The system works as people's duty. For example, when the 60th anniversary of the People's Republic of China, as a high school student in Beijing, we have to join in the celebration, been rehearsing for three months no matter day or night, sunny or rain.
Communist asks people to share and give selflessly, so a healthy and stable communist society is built on a wealthy economic basement but not when people are short of material.
When the poor old man standing on the stage, government tries to show their mercy selfless sharing and giving, however, they don't give him money but only the lottery tickets.
For the above points, Milos satirizes them by people's rebel, mocking, awkward situations ,stealing and the compared living condition of the compared poor man in the last scene.
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