yes the sharkfin is made from a lin reg...sharky

Zoethecus 

Please share with us why.

It helps verify end of trend. I don't use the bars for entry.

Vic

Riverend 

It helps verify end of trend. I don't use the bars for entry. Vic

Yes, I've heard that from others, but I can't get it clear from what I see. For example, the pic in the OP has many neutral bars. Some do show a change of trend but others just look like a brief pause before the trend continues.

But if it works for you, that's all that matters.