Is this kind of pyramid reasonable or asking for troubles?
I have list of like 60 really high DA 50+, but rather 60/70+ I can create script that will automate process of placing articles with backlinks. 
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Is it good to create pyramid like this or will it instantly cause some penalisation? It's black hat download niche, my competitors have shittons of forum spam, bought/rent links etc.
Well i think its looking a bit obvious, you can make more diverse linktypes

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