These are my YouTube videos on MiniMax H3, LTX 2.5, Qwen-Image 2.1, FLUX 3 Klein and the free ComfyUI From Zero course, newest first in each section. 14 of the 15 have a written post with the settings, the measured timings and the sources, so you can read the numbers instead of scrubbing through the video.
Length 21:59Ultimate H3 0.13: four windows, first, middle and last frames in one shot, and retaking one chunk of a long video while the rest stays.
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Length 6:44Middle frames, continuing a clip from its last frames, and sounds or clips pinned to the second in Ultimate H3 0.11.
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Length 9:04PDMD's 4-step LoRA against 20 steps and NVIDIA's SoL Refiner on MiniMax H3, timed on an RTX 5090.
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Length 26:54The free Stubelius Ultimate H3 workflow for MiniMax H3: Speed, Hybrid and Quality presets, seed hunting with full videos, and output up to 4K.
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Length 11:52Five MiniMax H3 workflows rendered on the same prompts: which sampler and scheduler pairs held up and which broke.
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Length 7:52New MiniMax H3 checkpoints and turbo LoRAs on one seed: which pairings hold colour and which wash it out.
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Length 7:57Why MiniMax H3 slides to flat anime or 3D, and the 2.5D style LoRA that holds the look.
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Length 9:28The FastH3 preview adapter against the 8-step Turbo LoRA on MiniMax H3, timed on an RTX 5090.
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Length 17:48Stubelius Director for MiniMax H3: scout up to 4 seeds small, then finish one with a learned 2x latent upscale.
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Length 7:33FLUX 3 Klein against Qwen-Image 2.1 in ComfyUI, round by round: speed, photos, text, instructions, styles, edits and native 4K.
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Length 7:55Qwen-Image 2.1 Turbo against the base model in ComfyUI: the 8-step schedule that makes Turbo work, and where it wins and loses.
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Length 22:10Every LTX 2.5 mode in ComfyUI, the prompt each one wants, and how to stop MSR from duplicating a character.
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Length 19:01The free Stubelius Ultimate LTX 2.5 workflow: a multi-shot timeline, seed hunting with sound, Licon MSR references and output up to 4K.
Read the written postLength 15:08The first Stubelius nodes for LTX 2.5: the Director node, hunting seeds instead of testing settings by hand, and the upscaler settings.
Read the Ultimate LTX 2.5 guide
Length 3:04:56Part 1 of ComfyUI From Zero, free: what ComfyUI is, installing it, your first image, every setting, reading model files and the eight common errors.
See the courseLearn it, fix it live, or have it made.
The ComfyUI From Zero course explains the machine from the first node to training your own LoRA, and Part 1 is free. If something is fighting you right now, bring it to a 60-minute 1-on-1.
STUUBZZZ