Because it’s not a deflationary token. Inflation is part of the tokenomics.
BNB is deflationary (and burns quarterly). CAKE is not (but still burns periodically like BNB). Every token and project has their reasons for being deflationary or inflationary. It all depends on what the project’s reason for being is, and what it is trying to achieve.
There is a weekly token burn every Monday/Tuesday (NO SPECIFIC TIME). Read about the emission rate and deflationary mechanics here: CAKE Tokenomics
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