Bmw ///M is a mass marketing car since e39 m5. Its just as it is, built in same line as poor-europeans 520d. Its funny to read worlds like "exclusive" here. You got crazy about exclusive things - go buy something else.
And Im ok with 4-inline in the upcoming m2.
BMW 320I e36 m52b20
Jeep GC 2.7CRD OM647 WG (Euro spec)
Small car vs Big one