Finding an Efficient First Block in Inspection

A comprehensive look at the most common strategies for solving the first block of the Roux method. Flowchart: http://imgur.com/a/TXtYa Scrambles: http://pastebin.com/TnZyxeAJ Data for estimating P(no free pairs): http://pastebin.com/5pWdTjMn 00:00 Introduction and Terminology 00:40 The Problem (and proposed solution) Square + pair approaches (CFOP-y) 01:31 F2L-style (Examples at 1:50, 2:40, 3:16; Summary at 3:49) 04:35 F2L-pair first (Examples at 4:56, 5:37, 6:07; Summary at 6:41) Square + pair approaches (Line-based) 07:18 Intro 08:24 Line-block first (Examples at 8:50, 9:21, 9:57; Summary at 11:26) 11:46 E-Line first (Examples at 12:10, 13:00, 13:41; Summary at 14:48) Line + line approaches 15:30 Intro Line-block first (Examples at 16:24, 17:31, 18:09) E-line first (Examples at 19:00, 20:30, 21:12) 22:41 Summary 23:26 Practical application of the strategies above 24:59 Addendum about reliability of the method above 26:07 Closing