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Single-layer vs dual-layer DVD
A single-layer DVD holds 4.7 GB; a dual-layer (DL) DVD holds 8.5 GB by stacking two recordable layers. Use DL only when your data won't fit on one layer — the discs cost more.
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cdBurner is the only disc burner that runs entirely in your web browser — there is genuinely nothing else like it online.
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