======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '290'
                                          'artist'  'Wilson Phillips'
                                     'text_people'  ''
                                         'release'  'Hot No. 1 Hits!'
                                           'title'  "You're in Love"
                                           'quals'  ("['Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', "
 "'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['80s', '90s', 'female vocalists', 'pop', 'girl groups']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '1990'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-female;set-pl-billboard'
                                             'bpm'  '101.819'
                                             'key'  '1B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Hot No. 1 Hits!'
'TBPM' (BPM (beats per minute))                     '101.819'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-female', 'set-pl-billboard']
'TDRC' (Recording time)                             '1990'
'TIT2' (Title/songname/content description)         "You're in Love"
'TKEY' (Initial key)                                '1B'
'TPE1' (Lead performer(s)/Soloist(s))               'Wilson Phillips'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', '90s', 'female vocalists', 'pop', 'girl groups']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.67 dB'
'TXXX:replaygain_track_peak'                        '0.604174'

========================== row from database ==========================
                                              'id'  1506026
                                            'path'  /data/Music/Bulk/00poprockelectronic/Wilson Phillips/2003 - Greatest Hits/03 - You_re In Love.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  290
                                           'genre'  electronic-generic or radio-female;set-pl-billboard
                                        'filesize'  11609567
                                           'mtime'  1620385369
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2003 Greatest 03 You_re In electronic generic or radio female;set pl billboard
                                      'tag_artist'  Wilson Phillips
                                     'tag_release'  Hot No. 1 Hits!
                                       'tag_title'  You're in Love
                                             'bpm'  101.819
                                    'search_title'  'in':4 'love':5 're':2 'you':1 'youre':3
                                   'search_artist'  'phillips':2 'wilson':1
                                  'search_release'  '1':4 'hits':5 'hot':1 'no':2,3
                                     'search_rest'  '00poprockelectronic':1 '2003':2 'billboard':16 'electronic':7 'female':11,13 'generic':8 'greatest':3 'in':6 'or':9 'pl':15 'radio':10 're':5 'set':12,14 'you':4
                                    'search_combo'  '00poprockelectronic':13 '1':11C '2003':14 'billboard':28 'electronic':19 'female':23,25 'generic':20 'greatest':15 'hits':12C 'hot':8C 'in':4A,18 'love':5A 'no':9C,10C 'or':21 'phillips':7B 'pl':27 'radio':22 're':2A,17 'set':24,26 'wilson':6B 'you':1A,16 'youre':3A
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', '90s', 'female vocalists', 'pop', 'girl groups']
                                        'tag_date'  1990
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620385369.2577288  (2021-05-07 13:02:49)
                             'size'  11609567