======================== unified (from filesystem) ========================
                                         'bitrate'  '166.532'
                                        'duration'  '409'
                                          'artist'  'Alex Bau'
                                     'text_people'  ''
                                         'release'  'Being Wayne Sidorsky'
                                           'title'  'Impossibilities'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['minimal techno', 'techno', 'electronic', 'minimal']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '13'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '145.267'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Being Wayne Sidorsky'
'TBPM' (BPM (beats per minute))                     '145.267'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Impossibilities'
'TKEY' (Initial key)                                '9A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Alex Bau'
'TPE2' (Band/orchestra/accompaniment)               'Alex Bau'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '13/13'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['minimal techno', 'techno', 'electronic', 'minimal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.06 dB'
'TXXX:replaygain_track_peak'                        '0.592369'

========================== row from database ==========================
                                              'id'  1382104
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/13_alex_bau_-_impossibilities.mp3
                                         'working'  None
                                         'bitrate'  166
                                    'duration_sec'  409
                                           'genre'  electronic-th-techno
                                        'filesize'  8540199
                                           'mtime'  1620572646
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 13_alex_bau_ _impossibilities electronic th techno
                                      'tag_artist'  Alex Bau
                                     'tag_release'  Being Wayne Sidorsky
                                       'tag_title'  Impossibilities
                                             'bpm'  145.267
                                    'search_title'  'impossibilities':1
                                   'search_artist'  'alex':1 'bau':2
                                  'search_release'  'being':1 'sidorsky':3 'wayne':2
                                     'search_rest'  '00poprockelectronic':1 '13':7 'alex':8 'bau':9 'electronic':11 'files':5,6 'impossibilities':10 'loose':3,4 'techno':13 'th':12 'unsorted':2
                                    'search_combo'  '00poprockelectronic':7 '13':13 'alex':2B,14 'bau':3B,15 'being':4C 'electronic':17 'files':11,12 'impossibilities':1A,16 'loose':9,10 'sidorsky':6C 'techno':19 'th':18 'unsorted':8 'wayne':5C
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-4', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['minimal techno', 'techno', 'electronic', 'minimal']
                                        'tag_date'  2010
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620572645.9756758  (2021-05-09 17:04:05)
                             'size'  8540199