Wall Street is making excuses for Tesla's Model 3 problem — and it could backfire this year (TSLA)

Nomura analyst and Tesla bull Romit Shah thinks Tesla's focus on quality control justifies its sluggish Model 3 production ramp.
But quality control should be a given for Tesla, not an excuse.
2018 will be the year when the Tesla bulls have their optimism tested.Tesla missed badly on Model 3 delivery expectations for the fourth quarter, selling only 1,550 vehicles.
When the carmaker announced its numbers on Wednesday, it added in a statement that "[a]s we continue to focus on quality and efficie