Bulk JPEG Compression to 1%

All source files are ready—around 100,000 JPEGs—and I need each one reduced to roughly 1 % of its current file size. Low-quality output is acceptable, so long as every file remains readable and opens without corruption... (Budget: $10 - $30 USD, Jobs: Automation, Data Management, Data Processing, Image Processing, Parallel Processing, Performance Tuning, Scripting, Workflow Automation)