======================== unified (from filesystem) ========================
                                         'bitrate'  '255.682'
                                        'duration'  '183'
                                          'artist'  'Jack Johnson'
                                     'text_people'  ''
                                         'release'  'In Between Dreams'
                                           'title'  'Sitting, Waiting, Wishing'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['acoustic', 'alternative', 'chill', 'rock', 'singer songwriter']"
                                     'discogstags'  "['rock', 'soft rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '104.822'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'In Between Dreams'
'TBPM' (BPM (beats per minute))                     '104.822'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Sitting, Waiting, Wishing'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jack Johnson'
'TRCK' (Track number/Position in set)               '6'
'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'                                  ['rock', 'soft rock']
'TXXX:lastfmtags'                                   ['acoustic', 'alternative', 'chill', 'rock', 'singer songwriter']
'TXXX:original release date'                        ['2005', '2005']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.46 dB'
'TXXX:replaygain_track_peak'                        '0.504919'

========================== row from database ==========================
                                              'id'  1355547
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Jack Johnson - Sitting, Waiting, Wishing(256Kbps).mp3
                                         'working'  None
                                         'bitrate'  255
                                    'duration_sec'  183
                                           'genre'  ifs-songwriter
                                        'filesize'  5882549
                                           'mtime'  1637330770
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Wishing(256Kbps) ifs songwriter
                                      'tag_artist'  Jack Johnson
                                     'tag_release'  In Between Dreams
                                       'tag_title'  Sitting, Waiting, Wishing
                                             'bpm'  104.822
                                    'search_title'  'sitting':1,2 'waiting':3,4 'wishing':5
                                   'search_artist'  'jack':1 'johnson':2
                                  'search_release'  'between':2 'dreams':3 'in':1
                                     'search_rest'  '00poprockelectronic':1 '256kbps':8 'files':5,6 'ifs':10 'loose':3,4 'songwriter':11 'unsorted':2 'wishing':7 'wishing256kbps':9
                                    'search_combo'  '00poprockelectronic':11 '256kbps':18 'between':9C 'dreams':10C 'files':15,16 'ifs':20 'in':8C 'jack':6B 'johnson':7B 'loose':13,14 'sitting':1A,2A 'songwriter':21 'unsorted':12 'waiting':3A,4A 'wishing':5A,17 'wishing256kbps':19
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['acoustic', 'alternative', 'chill', 'rock', 'singer songwriter']
                                        'tag_date'  2005
                                     'discogstags'  ['rock', 'soft rock']

============================== file details ==============================
                                           'mtime'  1637330770.1875288  (2021-11-19 15:06:10)
                             'size'  5882549