For those wanting to clear tetris's. Trick is leaving that square empty if you try to keep clearing the lines. And if you clear the screen, you can see I saved myself twice using the same starting move with that Z others were complaining about.

Ζටໃܢ௨ඖȤཧ௪Ϻതझ௨චʑݹɷටÐݹಏටෆࢭ௧ڈໃŧ௨൞ໃӃ௨ƣໃڍਚඨƙђ௨ఢƙɕஓقາђ௨ചໃυۑටҏಠ௨శժݹࠒуໃZ௨बໃܘݤঋТວ௧ϽІܥ౫ටլݹષsເђரටใחਚඨʃݶԪටПݷ౫චƸݹߤඖܘͻݫళɑŧԤƣවݺԥಅවݟవටฮࡉ௨ഖVݶɷඖʛݸԫقիஈԪقНݸ౦قࡍݥݬϺȤஅԪضȣקਚඝܘͷਚ൲UɝϢටࠄݹ௧uಸݹଢටಊݹಏටෆࡥԥඪܘݚԥචȠɕ୦уෆऄࢶقȤஅԪقȤॾiʝȣݚԥvІקਛටฎJ௧ƣຯђఅටӿݎߜ൶ຜݞߜథลɛతටවࡁ௨ಘƙɕ௩ʝÐݷԫقໃѢ௭ටฅຍஜҔСݷԪකНݺد෮ໃѠ௨ڄฮࡨ௨ڠຈݟ௨ചໃͷ௧ƣຜݸđقÐܢஸඥܒࡉ௨ඝЛݹଛɦଈݶɝقVݹளڄໃѢ௨ฃໃɢԥගІپ௨౾ܘܡభ൝ඨҲϢඡНऄஐڄຯ൫ࡋඐ๒ݕகණවߢ௨wະࠇஐڠWɔҋගƬݶమwฅݸసටຯɝѻටWڝ௨౾నݹਓeІݹ௧Σଈܦ౫ටȤঅ௨ඡܘܢ௨ช൧ܥಈಀଈɠஐڌະࢭࢴقଭݪԥڠࡍݟ௧इවݶɷƣКݹ௨uഉݸƔঌໃܢߛΟໃi௨ೲໃԔҫටనऔௐ෮ໃŧԥඖܘݟ௨ಛໃZௐڌຯঔஓڈະऄࢴටПܭԥ൝Єঅઽചໂђߛsවݶɶƣܧɕ௨ටฎࡑ௨ఢƚݹஐټໃҲтටࠄڢ௨ඨІݹಳೲໃঅઽගЄॾಥ3