The Bishop's opening is common and occurs frequently enough that most chess players should be familiar and study it. From the data, you can expect that White will have a 49.95% chance of winning, while Black should have a 50.05% chance of winning. Because of the fact that this opening occurs commonly but neither side gains a significant edge, you should spend time becoming familiar with this variation to make sure you know the main lines and don't fall for any traps.