Why?
#0. Why sequence the genome(s)? To allow #1,2,3 below.
#2. Why obtain a complete set of human RNAs, proteins
#3. Why understand comparative genomics and how genomes evolved? To allow #4 below.
#4. Why quantitative biosystem models of molecular interactions with multiple levels (atoms to cells to organisms & populations)?
To share information. Construction is a test of understanding & to make useful products.