======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '3703'
                                          'artist'  'Retro Grooves Mix Pt. 3 [Synthwave, Retrowave, Fut'
                                     'text_people'  ''
                                         'release'  'Electronic Gems'
                                           'title'  'Retro Grooves Mix Pt. 3 [Synthwave, Retrowave, Fut'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '123.6'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Electronic Gems'
'TBPM' (BPM (beats per minute))                     '123.6'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'Retro Grooves Mix Pt. 3 [Synthwave, Retrowave, Fut'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Retro Grooves Mix Pt. 3 [Synthwave, Retrowave, Fut'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf56.40.101'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.02 dB'
'TXXX:replaygain_track_peak'                        '0.892660'

========================== row from database ==========================
                                              'id'  1298385
                                            'path'  /data/Music/Bulk/00poprockelectronic/Electronic Gems/Retro Grooves Mix Pt. 3 [Synthwave, Retrowave, Fut.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  3703
                                           'genre'  electronic-unsorted
                                        'filesize'  59276769
                                           'mtime'  1622756987
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic electronic unsorted
                                      'tag_artist'  Retro Grooves Mix Pt. 3 [Synthwave, Retrowave, Fut
                                     'tag_release'  Electronic Gems
                                       'tag_title'  Retro Grooves Mix Pt. 3 [Synthwave, Retrowave, Fut
                                             'bpm'  123.6
                                    'search_title'  '3':6 'fut':11 'grooves':2 'mix':3 'pt':4,5 'retro':1 'retrowave':9,10 'synthwave':7,8
                                   'search_artist'  '3':6 'fut':11 'grooves':2 'mix':3 'pt':4,5 'retro':1 'retrowave':9,10 'synthwave':7,8
                                  'search_release'  'electronic':1 'gems':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':2 'unsorted':3
                                    'search_combo'  '00poprockelectronic':25 '3':6A,17B 'electronic':23C,26 'fut':11A,22B 'gems':24C 'grooves':2A,13B 'mix':3A,14B 'pt':4A,5A,15B,16B 'retro':1A,12B 'retrowave':9A,10A,20B,21B 'synthwave':7A,8A,18B,19B 'unsorted':27
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2015
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622756987.1053982  (2021-06-03 23:49:47)
                             'size'  59276769