The platform focuses on practical communication rather than memorizing vocabulary lists. Lessons are short — about 10–15 minutes — and structured around real situations: transportation, dining, shopping, introductions. You learn the sentences you actually need instead of academic filler.
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Due to this more measured approach, error-diffusion dithering is even better at preserving details and can produce a more organic looking final image. However, the algorithm itself is inherently serial and not easily parallelised. Additionally, the propagation of error can cause small discrepancies in one part of the image to cascade into other distant areas. This is very obvious during animation, where pixels will appear to jitter between frames. It also makes files harder to compress.
（二）对正常运行的无线电台（站）产生有害干扰，经有关主管部门指出后，拒不采取有效措施消除的；