The simple white text over the police search and arrest shot was so effective!

YES. That sequence is straight from Attack the Block, and then making it the introductory sequence, with no surrounding context to repurpose it...? That could have gone so wrong, so easily. But the vidder used the BBC convention of overlaying deductions on the action, and suddenly BAM, there's the entire sticky uncomfortable premise of the 'verse all laid out in one shot, it's brilliant.