While the technological barriers might not be overwhelming, business practice challenges remain.

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It supports the idea that scientific literature should be disseminated without any financial, legal, or technological barriers except those concerned with the intellectual property for the author.

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There were two technological breakthroughs that eliminated two barriers to the entry into the business: the diamond turbo blade, and the diamond polishing pad.

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So if you want visually spectacular flood control barriers, it helps to have flexible, adaptable technological systems.

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There may be technological issues, moral issues, financial issues, that stand as barriers to actualization.

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