======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '354'
                                          'artist'  'Super Girl & Romantic Boys'
                                     'text_people'  ''
                                         'release'  'Super Girl & Romantic Boys'
                                           'title'  'Na Petli Znów'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-4', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['polish', 'electroclash', 'electronic', 'electro', 'electropop']"
                                     'discogstags'  "['electronic', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-we-electro-electroclash;electronic-we-electropop or synthpop'
                                             'bpm'  '86.882'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'COMM:ID3v1 Comment:XXX'                            'Love'
'TALB' (Album/Movie/Show title)                     'Super Girl & Romantic Boys'
'TBPM' (BPM (beats per minute))                     '86.882'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-electro-electroclash',
 'electronic-we-electro-electroclash',
 'electronic-we-electropop or synthpop']
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Na Petli Znów'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Super Girl & Romantic Boys'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'synth-pop']
'TXXX:lastfmtags'                                   ['polish', 'electroclash', 'electronic', 'electro', 'electropop']
'TXXX:original release date'                        ['2008', '2008']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.53 dB'
'TXXX:replaygain_track_peak'                        '0.466395'

========================== row from database ==========================
                                              'id'  1422671
                                            'path'  /data/Music/Bulk/00poprockelectronic/00clash/Super Girl & Romantic Boys/08 - Na Petli Znów.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  354
                                           'genre'  electronic-we-electro-electroclash;electronic-we-electropop or synthpop
                                        'filesize'  5676097
                                           'mtime'  1620561199
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00clash 08 electronic we electro electroclash;electronic we electropop or synthpop
                                      'tag_artist'  Super Girl & Romantic Boys
                                     'tag_release'  Super Girl & Romantic Boys
                                       'tag_title'  Na Petli Znów
                                             'bpm'  86.882
                                    'search_title'  'na':1 'petli':2 'znow':3,4
                                   'search_artist'  'boys':4 'girl':2 'romantic':3 'super':1
                                  'search_release'  'boys':4 'girl':2 'romantic':3 'super':1
                                     'search_rest'  '00clash':2 '00poprockelectronic':1 'electro':5 'electroclash':6,8 'electronic':3,7,9 'electropop':10 'or':11 'synthpop':12 'we':4
                                    'search_combo'  '00clash':14 '00poprockelectronic':13 'boys':8B,12C 'electro':17 'electroclash':18,20 'electronic':15,19,21 'electropop':22 'girl':6B,10C 'na':1A 'or':23 'petli':2A 'romantic':7B,11C 'super':5B,9C 'synthpop':24 'we':16 'znow':3A,4A
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['polish', 'electroclash', 'electronic', 'electro', 'electropop']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1620561199.1336792  (2021-05-09 13:53:19)
                             'size'  5676097