Fix minor grammar and style issues

[danielissing-gw]

Summary

• Fix inconsistent capitalization in subtitle ("Data scientist" → "Data Scientist")
• Correct idiom: "dear to my heart" → "close to my heart"
• Fix broken sentence structure in anomaly detection project description
• Fix repeated word ("algorithm") in multi-armed bandit description
• Correct preposition: "solutions of all levels" → "solutions for all levels"
• Fix unnatural phrasing in presentations intro
• Correct UPDRS acronym spelling
• Fix missing preposition before elevation ("in Europe 2770m" → "in Europe at 2770m")
• Fix "Braille system language" → "the Braille system"
• Add em dash before Aristotle quote attribution

Test plan

• Verify all text changes render correctly on the live site

🤖 Generated with Claude Code