Comment by broofa

Value

^_____________________●●●●●●●●●●●●●●●●●

|____________●●●●●●●●●

|_________●●● <---- Apple

|_______●●

|______●

|_____●

|____●

|____●

|___●

|___●

|___● <---------- Facebook

|__●

+----------------------------> Time